128220794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{331}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 212841216

約数和(自身を除く): 84620422

約数列:

[1, 2, 13, 26, 47, 94, 317, 331, 611, 634, 662, 1222, 4121, 4303, 8242, 8606, 14899, 15557, 29798, 31114, 104927, 193687, 202241, 209854, 387374, 404482, 1364051, 2728102, 4931569, 9863138, 64110397, 128220794]

約数ペア:

[(1, 128220794), (2, 64110397), (13, 9863138), (26, 4931569), (47, 2728102), (94, 1364051), (317, 404482), (331, 387374), (611, 209854), (634, 202241), (662, 193687), (1222, 104927), (4121, 31114), (4303, 29798), (8242, 15557), (8606, 14899)]