305514261

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{290137}}^1$

素因数の和:290162

約数の個数: 20

約数和(自身を含む): 491493772

約数和(自身を除く): 185979511

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 290137, 870411, 2611233, 3771781, 7833699, 11315343, 23501097, 33946029, 101838087, 305514261]

約数ペア:

[(1, 305514261), (3, 101838087), (9, 33946029), (13, 23501097), (27, 11315343), (39, 7833699), (81, 3771781), (117, 2611233), (351, 870411), (1053, 290137)]