15988284

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 44029440

約数和(自身を除く): 28041156

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 127, 156, 234, 254, 269, 381, 468, 508, 538, 762, 807, 1076, 1143, 1524, 1614, 1651, 2286, 2421, 3228, 3302, 3497, 4572, 4842, 4953, 6604, 6994, 9684, 9906, 10491, 13988, 14859, 19812, 20982, 29718, 31473, 34163, 41964, 59436, 62946, 68326, 102489, 125892, 136652, 204978, 307467, 409956, 444119, 614934, 888238, 1229868, 1332357, 1776476, 2664714, 3997071, 5329428, 7994142, 15988284]

約数ペア:

[(1, 15988284), (2, 7994142), (3, 5329428), (4, 3997071), (6, 2664714), (9, 1776476), (12, 1332357), (13, 1229868), (18, 888238), (26, 614934), (36, 444119), (39, 409956), (52, 307467), (78, 204978), (117, 136652), (127, 125892), (156, 102489), (234, 68326), (254, 62946), (269, 59436), (381, 41964), (468, 34163), (508, 31473), (538, 29718), (762, 20982), (807, 19812), (1076, 14859), (1143, 13988), (1524, 10491), (1614, 9906), (1651, 9684), (2286, 6994), (2421, 6604), (3228, 4953), (3302, 4842), (3497, 4572)]