129192217

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{31657}}^1$

素因数の和:31728

約数の個数: 16

約数和(自身を含む): 164115072

約数和(自身を除く): 34922855

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 31657, 221599, 348227, 1677821, 2437589, 11744747, 18456031, 129192217]

約数ペア:

[(1, 129192217), (7, 18456031), (11, 11744747), (53, 2437589), (77, 1677821), (371, 348227), (583, 221599), (4081, 31657)]