25698239

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 30355008

約数和(自身を除く): 4656769

約数列:

[1, 7, 37, 259, 313, 317, 2191, 2219, 11581, 11729, 81067, 82103, 99221, 694547, 3671177, 25698239]

約数ペア:

[(1, 25698239), (7, 3671177), (37, 694547), (259, 99221), (313, 82103), (317, 81067), (2191, 11729), (2219, 11581)]