69638018

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{211}}^1\times {\mathrm{571}}^1$

素因数の和:818

約数の個数: 24

約数和(自身を含む): 111684144

約数和(自身を除く): 42046126

約数列:

[1, 2, 17, 34, 211, 289, 422, 571, 578, 1142, 3587, 7174, 9707, 19414, 60979, 120481, 121958, 165019, 240962, 330038, 2048177, 4096354, 34819009, 69638018]

約数ペア:

[(1, 69638018), (2, 34819009), (17, 4096354), (34, 2048177), (211, 330038), (289, 240962), (422, 165019), (571, 121958), (578, 120481), (1142, 60979), (3587, 19414), (7174, 9707)]