1720221305

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{2843341}}^1$

素因数の和:2843368

約数の個数: 12

約数和(自身を含む): 2268986916

約数和(自身を除く): 548765611

約数列:

[1, 5, 11, 55, 121, 605, 2843341, 14216705, 31276751, 156383755, 344044261, 1720221305]

約数ペア:

[(1, 1720221305), (5, 344044261), (11, 156383755), (55, 31276751), (121, 14216705), (605, 2843341)]