208156761

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{5051}}^1$

素因数の和:5317

約数の個数: 24

約数和(自身を含む): 317871840

約数和(自身を除く): 109715079

約数列:

[1, 3, 9, 19, 57, 171, 241, 723, 2169, 4579, 5051, 13737, 15153, 41211, 45459, 95969, 287907, 863721, 1217291, 3651873, 10955619, 23128529, 69385587, 208156761]

約数ペア:

[(1, 208156761), (3, 69385587), (9, 23128529), (19, 10955619), (57, 3651873), (171, 1217291), (241, 863721), (723, 287907), (2169, 95969), (4579, 45459), (5051, 41211), (13737, 15153)]