8397809

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:416

約数の個数: 16

約数和(自身を含む): 9927936

約数和(自身を除く): 1530127

約数列:

[1, 7, 61, 71, 277, 427, 497, 1939, 4331, 16897, 19667, 30317, 118279, 137669, 1199687, 8397809]

約数ペア:

[(1, 8397809), (7, 1199687), (61, 137669), (71, 118279), (277, 30317), (427, 19667), (497, 16897), (1939, 4331)]