251880876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{13127}}^1$

素因数の和:13191

約数の個数: 72

約数和(自身を含む): 702453024

約数和(自身を除く): 450572148

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, 13127, 19188, 26254, 39381, 52508, 78762, 118143, 157524, 170651, 236286, 341302, 472572, 511953, 538207, 682604, 1023906, 1076414, 1535859, 1614621, 2047812, 2152828, 3071718, 3229242, 4843863, 6143436, 6458484, 6996691, 9687726, 13993382, 19375452, 20990073, 27986764, 41980146, 62970219, 83960292, 125940438, 251880876]

約数ペア:

[(1, 251880876), (2, 125940438), (3, 83960292), (4, 62970219), (6, 41980146), (9, 27986764), (12, 20990073), (13, 19375452), (18, 13993382), (26, 9687726), (36, 6996691), (39, 6458484), (41, 6143436), (52, 4843863), (78, 3229242), (82, 3071718), (117, 2152828), (123, 2047812), (156, 1614621), (164, 1535859), (234, 1076414), (246, 1023906), (369, 682604), (468, 538207), (492, 511953), (533, 472572), (738, 341302), (1066, 236286), (1476, 170651), (1599, 157524), (2132, 118143), (3198, 78762), (4797, 52508), (6396, 39381), (9594, 26254), (13127, 19188)]