397137910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1\times {\mathrm{1901}}^1$

素因数の和:3528

約数の個数: 32

約数和(自身を含む): 770720832

約数和(自身を除く): 373582922

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1607, 1901, 3214, 3802, 8035, 9505, 16070, 19010, 20891, 24713, 41782, 49426, 104455, 123565, 208910, 247130, 3054907, 6109814, 15274535, 30549070, 39713791, 79427582, 198568955, 397137910]

約数ペア:

[(1, 397137910), (2, 198568955), (5, 79427582), (10, 39713791), (13, 30549070), (26, 15274535), (65, 6109814), (130, 3054907), (1607, 247130), (1901, 208910), (3214, 123565), (3802, 104455), (8035, 49426), (9505, 41782), (16070, 24713), (19010, 20891)]