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Perfect powers m such that product of perfect divisors of x = m has solution.
1

%I #2 Mar 30 2012 19:00:23

%S 1,8,16,27,64,81,125,128,216,256,343,625,729

%N Perfect powers m such that product of perfect divisors of x = m has solution.

%C Perfect divisor of n is divisor d such that d^k = n for some k >= 1. Subsequence of A001597 (perfect powers). See A175068 (product of perfect divisors of n) and A175086 (numbers m such that product of perfect divisors of x = m has no solution).

%K nonn

%O 1,2

%A _Jaroslav Krizek_, Jan 24 2010