28266004377

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{3137}}^1$

素因数の和:3404

約数の個数: 80

約数和(自身を含む): 46778793600

約数和(自身を除く): 18512789223

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 199, 351, 387, 559, 597, 1053, 1161, 1677, 1791, 2587, 3137, 3483, 5031, 5373, 7761, 8557, 9411, 15093, 16119, 23283, 25671, 28233, 40781, 45279, 69849, 77013, 84699, 111241, 122343, 134891, 209547, 231039, 254097, 333723, 367029, 404673, 624263, 693117, 1001169, 1101087, 1214019, 1753583, 1872789, 3003507, 3303261, 3642057, 5260749, 5618367, 8115419, 9010521, 10926171, 15782247, 16855101, 24346257, 26843309, 47346741, 50565303, 73038771, 80529927, 142040223, 219116313, 241589781, 348963017, 657348939, 724769343, 1046889051, 2174308029, 3140667153, 9422001459, 28266004377]

約数ペア:

[(1, 28266004377), (3, 9422001459), (9, 3140667153), (13, 2174308029), (27, 1046889051), (39, 724769343), (43, 657348939), (81, 348963017), (117, 241589781), (129, 219116313), (199, 142040223), (351, 80529927), (387, 73038771), (559, 50565303), (597, 47346741), (1053, 26843309), (1161, 24346257), (1677, 16855101), (1791, 15782247), (2587, 10926171), (3137, 9010521), (3483, 8115419), (5031, 5618367), (5373, 5260749), (7761, 3642057), (8557, 3303261), (9411, 3003507), (15093, 1872789), (16119, 1753583), (23283, 1214019), (25671, 1101087), (28233, 1001169), (40781, 693117), (45279, 624263), (69849, 404673), (77013, 367029), (84699, 333723), (111241, 254097), (122343, 231039), (134891, 209547)]