256666332

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{4583}}^1$

素因数の和:4962

約数の個数: 48

約数和(自身を含む): 646894080

約数和(自身を除く): 390227748

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 359, 718, 1077, 1436, 2154, 4308, 4583, 4667, 9166, 9334, 13749, 14001, 18332, 18668, 27498, 28002, 54996, 56004, 59579, 119158, 178737, 238316, 357474, 714948, 1645297, 3290594, 4935891, 6581188, 9871782, 19743564, 21388861, 42777722, 64166583, 85555444, 128333166, 256666332]

約数ペア:

[(1, 256666332), (2, 128333166), (3, 85555444), (4, 64166583), (6, 42777722), (12, 21388861), (13, 19743564), (26, 9871782), (39, 6581188), (52, 4935891), (78, 3290594), (156, 1645297), (359, 714948), (718, 357474), (1077, 238316), (1436, 178737), (2154, 119158), (4308, 59579), (4583, 56004), (4667, 54996), (9166, 28002), (9334, 27498), (13749, 18668), (14001, 18332)]