66720121

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{301901}}^1$

素因数の和:301931

約数の個数: 8

約数和(自身を含む): 76079304

約数和(自身を除く): 9359183

約数列:

[1, 13, 17, 221, 301901, 3924713, 5132317, 66720121]

約数ペア:

[(1, 66720121), (13, 5132317), (17, 3924713), (221, 301901)]