8720873

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{4139}}^1$

素因数の和:4196

約数の個数: 12

約数和(自身を含む): 10383120

約数和(自身を除く): 1662247

約数列:

[1, 7, 43, 49, 301, 2107, 4139, 28973, 177977, 202811, 1245839, 8720873]

約数ペア:

[(1, 8720873), (7, 1245839), (43, 202811), (49, 177977), (301, 28973), (2107, 4139)]