81174219

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{3251}}^1$

素因数の和:3331

約数の個数: 32

約数和(自身を含む): 131120640

約数和(自身を除く): 49946421

約数列:

[1, 3, 7, 21, 29, 41, 87, 123, 203, 287, 609, 861, 1189, 3251, 3567, 8323, 9753, 22757, 24969, 68271, 94279, 133291, 282837, 399873, 659953, 933037, 1979859, 2799111, 3865439, 11596317, 27058073, 81174219]

約数ペア:

[(1, 81174219), (3, 27058073), (7, 11596317), (21, 3865439), (29, 2799111), (41, 1979859), (87, 933037), (123, 659953), (203, 399873), (287, 282837), (609, 133291), (861, 94279), (1189, 68271), (3251, 24969), (3567, 22757), (8323, 9753)]