201009139919

素因数分解:

$7^1\times {\mathrm{20873}}^1\times {\mathrm{1375729}}^1$

素因数の和:1396609

約数の個数: 8

約数和(自身を含む): 229735904160

約数和(自身を除く): 28726764241

約数列:

[1, 7, 20873, 146111, 1375729, 9630103, 28715591417, 201009139919]

約数ペア:

[(1, 201009139919), (7, 28715591417), (20873, 9630103), (146111, 1375729)]