399859265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{150041}}^1$

素因数の和:150100

約数の個数: 16

約数和(自身を含む): 529348176

約数和(自身を除く): 129488911

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 150041, 750205, 1950533, 6151681, 9752665, 30758405, 79971853, 399859265]

約数ペア:

[(1, 399859265), (5, 79971853), (13, 30758405), (41, 9752665), (65, 6151681), (205, 1950533), (533, 750205), (2665, 150041)]