128519909

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{2789}}^1$

素因数の和:3052

約数の個数: 16

約数和(自身を含む): 152668800

約数和(自身を除く): 24148891

約数列:

[1, 7, 29, 203, 227, 1589, 2789, 6583, 19523, 46081, 80881, 566167, 633103, 4431721, 18359987, 128519909]

約数ペア:

[(1, 128519909), (7, 18359987), (29, 4431721), (203, 633103), (227, 566167), (1589, 80881), (2789, 46081), (6583, 19523)]