Highly powerful number (source code)

= Highly powerful number
{wiki=Highly_powerful_number}

A highly powerful number is defined as a positive integer \\( n \\) such that for every prime \\( p \\) that divides \\( n \\), \\( p^2 \\) also divides \\( n \\). In other words, in the prime factorization of a highly powerful number, each prime factor appears with an exponent of at least 2.