16680307

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{647}}^1$

素因数の和:810

約数の個数: 16

約数和(自身を含む): 19906560

約数和(自身を除く): 3226253

約数列:

[1, 7, 29, 127, 203, 647, 889, 3683, 4529, 18763, 25781, 82169, 131341, 575183, 2382901, 16680307]

約数ペア:

[(1, 16680307), (7, 2382901), (29, 575183), (127, 131341), (203, 82169), (647, 25781), (889, 18763), (3683, 4529)]