275231259

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{220009}}^1$

素因数の和:220154

約数の個数: 12

約数和(自身を含む): 400418200

約数和(自身を除く): 125186941

約数列:

[1, 3, 9, 139, 417, 1251, 220009, 660027, 1980081, 30581251, 91743753, 275231259]

約数ペア:

[(1, 275231259), (3, 91743753), (9, 30581251), (139, 1980081), (417, 660027), (1251, 220009)]