205668801

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1129}}^1$

素因数の和:1327

約数の個数: 40

約数和(自身を含む): 333074280

約数和(自身を除く): 127405479

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 173, 351, 519, 1053, 1129, 1557, 2249, 3387, 4671, 6747, 10161, 14013, 14677, 20241, 30483, 44031, 60723, 91449, 132093, 182169, 195317, 396279, 585951, 1188837, 1757853, 2539121, 5273559, 7617363, 15820677, 22852089, 68556267, 205668801]

約数ペア:

[(1, 205668801), (3, 68556267), (9, 22852089), (13, 15820677), (27, 7617363), (39, 5273559), (81, 2539121), (117, 1757853), (173, 1188837), (351, 585951), (519, 396279), (1053, 195317), (1129, 182169), (1557, 132093), (2249, 91449), (3387, 60723), (4671, 44031), (6747, 30483), (10161, 20241), (14013, 14677)]