331359665

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42839}}^1$

素因数の和:42881

約数の個数: 32

約数和(自身を含む): 518192640

約数和(自身を除く): 186832975

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 7735, 42839, 214195, 299873, 556907, 728263, 1499365, 2784535, 3641315, 3898349, 5097841, 9467419, 19491745, 25489205, 47337095, 66271933, 331359665]

約数ペア:

[(1, 331359665), (5, 66271933), (7, 47337095), (13, 25489205), (17, 19491745), (35, 9467419), (65, 5097841), (85, 3898349), (91, 3641315), (119, 2784535), (221, 1499365), (455, 728263), (595, 556907), (1105, 299873), (1547, 214195), (7735, 42839)]