8731268

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 20217792

約数和(自身を除く): 11486524

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 83, 91, 119, 166, 182, 221, 238, 289, 332, 364, 442, 476, 578, 581, 884, 1079, 1156, 1162, 1411, 1547, 2023, 2158, 2324, 2822, 3094, 3757, 4046, 4316, 5644, 6188, 7514, 7553, 8092, 9877, 15028, 15106, 18343, 19754, 23987, 26299, 30212, 36686, 39508, 47974, 52598, 73372, 95948, 105196, 128401, 167909, 256802, 311831, 335818, 513604, 623662, 671636, 1247324, 2182817, 4365634, 8731268]

約数ペア:

[(1, 8731268), (2, 4365634), (4, 2182817), (7, 1247324), (13, 671636), (14, 623662), (17, 513604), (26, 335818), (28, 311831), (34, 256802), (52, 167909), (68, 128401), (83, 105196), (91, 95948), (119, 73372), (166, 52598), (182, 47974), (221, 39508), (238, 36686), (289, 30212), (332, 26299), (364, 23987), (442, 19754), (476, 18343), (578, 15106), (581, 15028), (884, 9877), (1079, 8092), (1156, 7553), (1162, 7514), (1411, 6188), (1547, 5644), (2023, 4316), (2158, 4046), (2324, 3757), (2822, 3094)]