638978054

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{77041}}^1$

素因数の和:77096

約数の個数: 32

約数和(自身を含む): 1164875040

約数和(自身を除く): 525896986

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 143, 286, 319, 377, 638, 754, 4147, 8294, 77041, 154082, 847451, 1001533, 1694902, 2003066, 2234189, 4468378, 11016863, 22033726, 24576079, 29044457, 49152158, 58088914, 319489027, 638978054]

約数ペア:

[(1, 638978054), (2, 319489027), (11, 58088914), (13, 49152158), (22, 29044457), (26, 24576079), (29, 22033726), (58, 11016863), (143, 4468378), (286, 2234189), (319, 2003066), (377, 1694902), (638, 1001533), (754, 847451), (4147, 154082), (8294, 77041)]