1657990074

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{21256283}}^1$

素因数の和:21256301

約数の個数: 16

約数和(自身を含む): 3571055712

約数和(自身を除く): 1913065638

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 21256283, 42512566, 63768849, 127537698, 276331679, 552663358, 828995037, 1657990074]

約数ペア:

[(1, 1657990074), (2, 828995037), (3, 552663358), (6, 276331679), (13, 127537698), (26, 63768849), (39, 42512566), (78, 21256283)]