123253009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 144383328

約数和(自身を除く): 21130319

約数列:

[1, 11, 17, 137, 187, 283, 289, 1507, 2329, 3113, 3179, 4811, 25619, 38771, 39593, 52921, 81787, 426481, 435523, 659107, 899657, 7250177, 11204819, 123253009]

約数ペア:

[(1, 123253009), (11, 11204819), (17, 7250177), (137, 899657), (187, 659107), (283, 435523), (289, 426481), (1507, 81787), (2329, 52921), (3113, 39593), (3179, 38771), (4811, 25619)]