389380212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26839}}^1$

素因数の和:26893

約数の個数: 72

約数和(自身を含む): 1094213120

約数和(自身を除く): 704832908

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 26839, 53678, 80517, 107356, 161034, 241551, 322068, 348907, 483102, 697814, 832009, 966204, 1046721, 1395628, 1664018, 2093442, 2496027, 3140163, 3328036, 4186884, 4992054, 6280326, 7488081, 9984108, 10816117, 12560652, 14976162, 21632234, 29952324, 32448351, 43264468, 64896702, 97345053, 129793404, 194690106, 389380212]

約数ペア:

[(1, 389380212), (2, 194690106), (3, 129793404), (4, 97345053), (6, 64896702), (9, 43264468), (12, 32448351), (13, 29952324), (18, 21632234), (26, 14976162), (31, 12560652), (36, 10816117), (39, 9984108), (52, 7488081), (62, 6280326), (78, 4992054), (93, 4186884), (117, 3328036), (124, 3140163), (156, 2496027), (186, 2093442), (234, 1664018), (279, 1395628), (372, 1046721), (403, 966204), (468, 832009), (558, 697814), (806, 483102), (1116, 348907), (1209, 322068), (1612, 241551), (2418, 161034), (3627, 107356), (4836, 80517), (7254, 53678), (14508, 26839)]