25920811

素因数分解:

$7^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:474

約数の個数: 16

約数和(自身を含む): 30205440

約数和(自身を除く): 4284629

約数列:

[1, 7, 137, 151, 179, 959, 1057, 1253, 20687, 24523, 27029, 144809, 171661, 189203, 3702973, 25920811]

約数ペア:

[(1, 25920811), (7, 3702973), (137, 189203), (151, 171661), (179, 144809), (959, 27029), (1057, 24523), (1253, 20687)]