25688426

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1\times {\mathrm{521}}^1$

素因数の和:889

約数の個数: 16

約数和(自身を含む): 39181320

約数和(自身を除く): 13492894

約数列:

[1, 2, 89, 178, 277, 521, 554, 1042, 24653, 46369, 49306, 92738, 144317, 288634, 12844213, 25688426]

約数ペア:

[(1, 25688426), (2, 12844213), (89, 288634), (178, 144317), (277, 92738), (521, 49306), (554, 46369), (1042, 24653)]