2021115775

素因数分解:

$5^2\times 7^1\times {\mathrm{11549233}}^1$

素因数の和:11549250

約数の個数: 12

約数和(自身を含む): 2864210032

約数和(自身を除く): 843094257

約数列:

[1, 5, 7, 25, 35, 175, 11549233, 57746165, 80844631, 288730825, 404223155, 2021115775]

約数ペア:

[(1, 2021115775), (5, 404223155), (7, 288730825), (25, 80844631), (35, 57746165), (175, 11549233)]