128599256

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{2579}}^1$

素因数の和:2879

約数の個数: 32

約数和(自身を含む): 252633600

約数和(自身を除く): 124034344

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 271, 542, 1084, 2168, 2579, 5158, 6233, 10316, 12466, 20632, 24932, 49864, 59317, 118634, 237268, 474536, 698909, 1397818, 2795636, 5591272, 16074907, 32149814, 64299628, 128599256]

約数ペア:

[(1, 128599256), (2, 64299628), (4, 32149814), (8, 16074907), (23, 5591272), (46, 2795636), (92, 1397818), (184, 698909), (271, 474536), (542, 237268), (1084, 118634), (2168, 59317), (2579, 49864), (5158, 24932), (6233, 20632), (10316, 12466)]