990120303146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{21529}}^1\times {\mathrm{1768849}}^1$

素因数の和:1790393

約数の個数: 16

約数和(自身を含む): 1599500301000

約数和(自身を除く): 609379997854

約数列:

[1, 2, 13, 26, 21529, 43058, 279877, 559754, 1768849, 3537698, 22995037, 45990074, 38081550121, 76163100242, 495060151573, 990120303146]

約数ペア:

[(1, 990120303146), (2, 495060151573), (13, 76163100242), (26, 38081550121), (21529, 45990074), (43058, 22995037), (279877, 3537698), (559754, 1768849)]