365084

Appears in sequences

• Larger of amicable pair.at n=22A002046
• Largest members of k-sociable cycles of order r.at n=31A183013
• Let us denote 's' the sum of the deficient numbers in the aliquot parts of x. Sequence lists numbers x such that sigma(s)-s is equal to x.at n=33A254879
• Amicable pairs.at n=45A259180
• Amicable pairs (x < y) ordered by nondecreasing sum (x + y) and then by increasing x.at n=45A259933
• Larger of amicable pair (x, y) as they are listed in A259933.at n=22A260087
• Amicable pairs of even numbers.at n=35A262622
• Even amicable numbers.at n=38A262624
• Amicable numbers (m, n) with record low values of m/n.at n=3A287011
• Amicable pairs with the property that the number of divisors of the smaller member is greater than the number of divisors of the larger member.at n=25A328063
• Larger of recursive amicable numbers pair: numbers m < k such that m = s(k) and k = s(m), where s(k) = A333926(k) - k is the sum of proper recursive divisors of k.at n=22A333930
• Larger of amicable pair a < b such that the ratio of their number of divisors d(a)/d(b) sets a new record.at n=1A339681
• Integers k such that there exists an integer 0<m<k such that m*sigma(m)^2 + k*sigma(k)^2 = (m+k)^3.at n=26A383714
• Numbers y such that there exists an integer 0 < x < y such that sigma(x)^x * sigma(y)^y = (x+y)^(x+y).at n=22A385186