641664121

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1\times {\mathrm{6067}}^1$

素因数の和:6624

約数の個数: 16

約数和(自身を含む): 760199040

約数和(自身を除く): 118534919

約数列:

[1, 7, 29, 203, 521, 3647, 6067, 15109, 42469, 105763, 175943, 1231601, 3160907, 22126349, 91666303, 641664121]

約数ペア:

[(1, 641664121), (7, 91666303), (29, 22126349), (203, 3160907), (521, 1231601), (3647, 175943), (6067, 105763), (15109, 42469)]