455344

Appears in sequences

• Larger of amicable pair.at n=26A002046
• Irregular triangle in which row n consists of the larger of pairs of amicable numbers of the form 2^n pq, with p and q odd primes.at n=6A180651
• 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=37A254879
• Larger of amicable pair (x, y) as they are listed in A259933.at n=26A260087
• Amicable pairs of even numbers.at n=43A262622
• Even amicable numbers.at n=43A262624
• Twin amicable numbers (m,n) where there is not any part of another amicable pair between m and n.at n=23A273259
• List of pairs of amicable numbers (m,n) where the sum of the pair is divisible by 10.at n=29A291422
• Amicable pairs with the property that both members have the same number of divisors.at n=21A328064
• 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=30A383714
• 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=26A385186