42408678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 95256000

約数和(自身を除く): 52847322

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 89, 123, 149, 178, 246, 267, 298, 447, 533, 534, 894, 1066, 1157, 1599, 1937, 2314, 3198, 3471, 3649, 3874, 5811, 6109, 6942, 7298, 10947, 11622, 12218, 13261, 18327, 21894, 26522, 36654, 39783, 47437, 79417, 79566, 94874, 142311, 158834, 172393, 238251, 284622, 344786, 476502, 517179, 543701, 1034358, 1087402, 1631103, 3262206, 7068113, 14136226, 21204339, 42408678]

約数ペア:

[(1, 42408678), (2, 21204339), (3, 14136226), (6, 7068113), (13, 3262206), (26, 1631103), (39, 1087402), (41, 1034358), (78, 543701), (82, 517179), (89, 476502), (123, 344786), (149, 284622), (178, 238251), (246, 172393), (267, 158834), (298, 142311), (447, 94874), (533, 79566), (534, 79417), (894, 47437), (1066, 39783), (1157, 36654), (1599, 26522), (1937, 21894), (2314, 18327), (3198, 13261), (3471, 12218), (3649, 11622), (3874, 10947), (5811, 7298), (6109, 6942)]