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a(n) > n for perfect powers n = A001597(m) for m > 2.
Table of n, a(n) for n=1..72.
a(n) = A175070(n) + n. [From Jaroslav Krizek, Jan 24 2010]
For n = 8: a(8) = 10; there are two perfect divisors of 8: 2 and 8; their sum is 10.
Sequence in context: A093783 A096861 A118738 * A051377 A057723 A142151
Adjacent sequences: A175064 A175065 A175066 * A175068 A175069 A175070
Jaroslav Krizek, Jan 23 2010