290943153

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{4327}}^1$

素因数の和:4605

約数の個数: 24

約数和(自身を含む): 435708416

約数和(自身を除く): 144765263

約数列:

[1, 3, 9, 31, 93, 241, 279, 723, 2169, 4327, 7471, 12981, 22413, 38943, 67239, 134137, 402411, 1042807, 1207233, 3128421, 9385263, 32327017, 96981051, 290943153]

約数ペア:

[(1, 290943153), (3, 96981051), (9, 32327017), (31, 9385263), (93, 3128421), (241, 1207233), (279, 1042807), (723, 402411), (2169, 134137), (4327, 67239), (7471, 38943), (12981, 22413)]