12917597

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 16496256

約数和(自身を除く): 3578659

約数列:

[1, 7, 11, 77, 101, 121, 151, 707, 847, 1057, 1111, 1661, 7777, 11627, 12221, 15251, 18271, 85547, 106757, 127897, 167761, 1174327, 1845371, 12917597]

約数ペア:

[(1, 12917597), (7, 1845371), (11, 1174327), (77, 167761), (101, 127897), (121, 106757), (151, 85547), (707, 18271), (847, 15251), (1057, 12221), (1111, 11627), (1661, 7777)]