313445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:196

約数の個数: 16

約数和(自身を含む): 423360

約数和(自身を除く): 109915

約数列:

[1, 5, 11, 41, 55, 139, 205, 451, 695, 1529, 2255, 5699, 7645, 28495, 62689, 313445]

約数ペア:

[(1, 313445), (5, 62689), (11, 28495), (41, 7645), (55, 5699), (139, 2255), (205, 1529), (451, 695)]