12877928488

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{443}}^1\times {\mathrm{467}}^1$

素因数の和:1198

約数の個数: 64

約数和(自身を含む): 25134520320

約数和(自身を除く): 12256591832

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 251, 443, 467, 502, 886, 934, 1004, 1772, 1868, 2008, 3544, 3736, 7781, 13733, 14477, 15562, 27466, 28954, 31124, 54932, 57908, 62248, 109864, 111193, 115816, 117217, 206881, 222386, 234434, 413762, 444772, 468868, 827524, 889544, 937736, 1655048, 3446983, 3633727, 6413311, 6893966, 7267454, 12826622, 13787932, 14534908, 25653244, 27575864, 29069816, 51306488, 51927131, 103854262, 207708524, 415417048, 1609741061, 3219482122, 6438964244, 12877928488]

約数ペア:

[(1, 12877928488), (2, 6438964244), (4, 3219482122), (8, 1609741061), (31, 415417048), (62, 207708524), (124, 103854262), (248, 51927131), (251, 51306488), (443, 29069816), (467, 27575864), (502, 25653244), (886, 14534908), (934, 13787932), (1004, 12826622), (1772, 7267454), (1868, 6893966), (2008, 6413311), (3544, 3633727), (3736, 3446983), (7781, 1655048), (13733, 937736), (14477, 889544), (15562, 827524), (27466, 468868), (28954, 444772), (31124, 413762), (54932, 234434), (57908, 222386), (62248, 206881), (109864, 117217), (111193, 115816)]