408109572

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{21269}}^1$

素因数の和:21333

約数の個数: 72

約数和(自身を含む): 1138115160

約数和(自身を除く): 730005588

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 82, 117, 123, 156, 164, 234, 246, 369, 468, 492, 533, 738, 1066, 1476, 1599, 2132, 3198, 4797, 6396, 9594, 19188, 21269, 42538, 63807, 85076, 127614, 191421, 255228, 276497, 382842, 552994, 765684, 829491, 872029, 1105988, 1658982, 1744058, 2488473, 2616087, 3317964, 3488116, 4976946, 5232174, 7848261, 9953892, 10464348, 11336377, 15696522, 22672754, 31393044, 34009131, 45345508, 68018262, 102027393, 136036524, 204054786, 408109572]

約数ペア:

[(1, 408109572), (2, 204054786), (3, 136036524), (4, 102027393), (6, 68018262), (9, 45345508), (12, 34009131), (13, 31393044), (18, 22672754), (26, 15696522), (36, 11336377), (39, 10464348), (41, 9953892), (52, 7848261), (78, 5232174), (82, 4976946), (117, 3488116), (123, 3317964), (156, 2616087), (164, 2488473), (234, 1744058), (246, 1658982), (369, 1105988), (468, 872029), (492, 829491), (533, 765684), (738, 552994), (1066, 382842), (1476, 276497), (1599, 255228), (2132, 191421), (3198, 127614), (4797, 85076), (6396, 63807), (9594, 42538), (19188, 21269)]