208022717

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1\times {\mathrm{643}}^1$

素因数の和:1172

約数の個数: 16

約数和(自身を含む): 240804480

約数和(自身を除く): 32781763

約数列:

[1, 7, 113, 409, 643, 791, 2863, 4501, 46217, 72659, 262987, 323519, 508613, 1840909, 29717531, 208022717]

約数ペア:

[(1, 208022717), (7, 29717531), (113, 1840909), (409, 508613), (643, 323519), (791, 262987), (2863, 72659), (4501, 46217)]