31106855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28151}}^1$

素因数の和:28186

約数の個数: 16

約数和(自身を含む): 42565824

約数和(自身を除く): 11458969

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 28151, 140755, 365963, 478567, 1829815, 2392835, 6221371, 31106855]

約数ペア:

[(1, 31106855), (5, 6221371), (13, 2392835), (17, 1829815), (65, 478567), (85, 365963), (221, 140755), (1105, 28151)]