25915057

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 30390912

約数和(自身を除く): 4475855

約数列:

[1, 7, 61, 137, 427, 443, 959, 3101, 8357, 27023, 58499, 60691, 189161, 424837, 3702151, 25915057]

約数ペア:

[(1, 25915057), (7, 3702151), (61, 424837), (137, 189161), (427, 60691), (443, 58499), (959, 27023), (3101, 8357)]