486178

Appears in sequences

• Larger of amicable pair.at n=27A002046
• Larger of amicable pair (x, y) as they are listed in A259933.at n=27A260087
• Twin amicable numbers (m,n) where there is not any part of another amicable pair between m and n.at n=25A273259
• Amicable pairs with the property that the number of divisors of the smaller member is smaller than the number of divisors of the larger member.at n=1A328255
• 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=30A333930
• Larger of amicable pair a < b such that the ratio of their number of divisors d(b)/d(a) sets a new record.at n=2A339683
• 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=31A383714
• 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=27A385186