25242217

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 34320384

約数和(自身を除く): 9078167

約数列:

[1, 7, 11, 13, 77, 91, 143, 151, 167, 1001, 1057, 1169, 1661, 1837, 1963, 2171, 11627, 12859, 13741, 15197, 21593, 23881, 25217, 151151, 167167, 176519, 277387, 327821, 1941709, 2294747, 3606031, 25242217]

約数ペア:

[(1, 25242217), (7, 3606031), (11, 2294747), (13, 1941709), (77, 327821), (91, 277387), (143, 176519), (151, 167167), (167, 151151), (1001, 25217), (1057, 23881), (1169, 21593), (1661, 15197), (1837, 13741), (1963, 12859), (2171, 11627)]