258249982

素因数分解:

$2^1\times {\mathrm{6131}}^1\times {\mathrm{21061}}^1$

素因数の和:27194

約数の個数: 8

約数和(自身を含む): 387456552

約数和(自身を除く): 129206570

約数列:

[1, 2, 6131, 12262, 21061, 42122, 129124991, 258249982]

約数ペア:

[(1, 258249982), (2, 129124991), (6131, 42122), (12262, 21061)]