9720347

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{479}}^1$

素因数の和:722

約数の個数: 16

約数和(自身を含む): 12042240

約数和(自身を除く): 2321893

約数列:

[1, 7, 13, 91, 223, 479, 1561, 2899, 3353, 6227, 20293, 43589, 106817, 747719, 1388621, 9720347]

約数ペア:

[(1, 9720347), (7, 1388621), (13, 747719), (91, 106817), (223, 43589), (479, 20293), (1561, 6227), (2899, 3353)]