25631739

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2927}}^1$

素因数の和:3079

約数の個数: 24

約数和(自身を含む): 42631680

約数和(自身を除く): 16999941

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 2927, 8757, 8781, 20489, 26343, 61467, 184401, 406853, 1220559, 2847971, 3661677, 8543913, 25631739]

約数ペア:

[(1, 25631739), (3, 8543913), (7, 3661677), (9, 2847971), (21, 1220559), (63, 406853), (139, 184401), (417, 61467), (973, 26343), (1251, 20489), (2919, 8781), (2927, 8757)]