31451615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28463}}^1$

素因数の和:28498

約数の個数: 16

約数和(自身を含む): 43037568

約数和(自身を除く): 11585953

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 28463, 142315, 370019, 483871, 1850095, 2419355, 6290323, 31451615]

約数ペア:

[(1, 31451615), (5, 6290323), (13, 2419355), (17, 1850095), (65, 483871), (85, 370019), (221, 142315), (1105, 28463)]