25201561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2389}}^1$

素因数の和:2544

約数の個数: 16

約数和(自身を含む): 31662720

約数和(自身を除く): 6461159

約数列:

[1, 7, 11, 77, 137, 959, 1507, 2389, 10549, 16723, 26279, 183953, 327293, 2291051, 3600223, 25201561]

約数ペア:

[(1, 25201561), (7, 3600223), (11, 2291051), (77, 327293), (137, 183953), (959, 26279), (1507, 16723), (2389, 10549)]