45091651584
domain: N
Appears in sequences
- Numbers m such that sigma(m) is a perfect number.at n=12A146542
- Numbers n of the form 2^(A000043-1)*A046528 such that sigma(n) is a perfect number.at n=4A175906
- Numbers that can be expressed as the product of largest odd proper divisor and the sum of odd proper divisors.at n=19A225880
- a(n) is the least k such that A073802(k) = n.at n=18A284229