398882555

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1\times {\mathrm{1321}}^1$

素因数の和:1918

約数の個数: 16

約数和(自身を含む): 483725088

約数和(自身を除く): 84842533

約数列:

[1, 5, 131, 461, 655, 1321, 2305, 6605, 60391, 173051, 301955, 608981, 865255, 3044905, 79776511, 398882555]

約数ペア:

[(1, 398882555), (5, 79776511), (131, 3044905), (461, 865255), (655, 608981), (1321, 301955), (2305, 173051), (6605, 60391)]