12857728

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{7727}}^1$

素因数の和:7754

約数の個数: 32

約数和(自身を含む): 27588960

約数和(自身を除く): 14731232

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 7727, 15454, 30908, 61816, 100451, 123632, 200902, 247264, 401804, 494528, 803608, 989056, 1607216, 3214432, 6428864, 12857728]

約数ペア:

[(1, 12857728), (2, 6428864), (4, 3214432), (8, 1607216), (13, 989056), (16, 803608), (26, 494528), (32, 401804), (52, 247264), (64, 200902), (104, 123632), (128, 100451), (208, 61816), (416, 30908), (832, 15454), (1664, 7727)]