25405961

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{22543}}^1$

素因数の和:22580

約数の個数: 12

約数和(自身を含む): 30840192

約数和(自身を除く): 5434231

約数列:

[1, 7, 23, 49, 161, 1127, 22543, 157801, 518489, 1104607, 3629423, 25405961]

約数ペア:

[(1, 25405961), (7, 3629423), (23, 1104607), (49, 518489), (161, 157801), (1127, 22543)]