131311544

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{569}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 304516800

約数和(自身を除く): 173205256

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 317, 364, 569, 634, 728, 1138, 1268, 2219, 2276, 2536, 3983, 4121, 4438, 4552, 7397, 7966, 8242, 8876, 14794, 15932, 16484, 17752, 28847, 29588, 31864, 32968, 51779, 57694, 59176, 103558, 115388, 180373, 207116, 230776, 360746, 414232, 721492, 1262611, 1442984, 2344849, 2525222, 4689698, 5050444, 9379396, 10100888, 16413943, 18758792, 32827886, 65655772, 131311544]

約数ペア:

[(1, 131311544), (2, 65655772), (4, 32827886), (7, 18758792), (8, 16413943), (13, 10100888), (14, 9379396), (26, 5050444), (28, 4689698), (52, 2525222), (56, 2344849), (91, 1442984), (104, 1262611), (182, 721492), (317, 414232), (364, 360746), (569, 230776), (634, 207116), (728, 180373), (1138, 115388), (1268, 103558), (2219, 59176), (2276, 57694), (2536, 51779), (3983, 32968), (4121, 31864), (4438, 29588), (4552, 28847), (7397, 17752), (7966, 16484), (8242, 15932), (8876, 14794)]