53215253

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 71124480

約数和(自身を除く): 17909227

約数列:

[1, 7, 13, 17, 41, 91, 119, 221, 287, 533, 697, 839, 1547, 3731, 4879, 5873, 9061, 10907, 14263, 34399, 63427, 76349, 99841, 185419, 240793, 447187, 584783, 1297933, 3130309, 4093481, 7602179, 53215253]

約数ペア:

[(1, 53215253), (7, 7602179), (13, 4093481), (17, 3130309), (41, 1297933), (91, 584783), (119, 447187), (221, 240793), (287, 185419), (533, 99841), (697, 76349), (839, 63427), (1547, 34399), (3731, 14263), (4879, 10907), (5873, 9061)]