25939991

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2459}}^1$

素因数の和:2614

約数の個数: 16

約数和(自身を含む): 32590080

約数和(自身を除く): 6650089

約数列:

[1, 7, 11, 77, 137, 959, 1507, 2459, 10549, 17213, 27049, 189343, 336883, 2358181, 3705713, 25939991]

約数ペア:

[(1, 25939991), (7, 3705713), (11, 2358181), (77, 336883), (137, 189343), (959, 27049), (1507, 17213), (2459, 10549)]