81847339

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1$

素因数の和:1062

約数の個数: 16

約数和(自身を含む): 95256000

約数和(自身を除く): 13408661

約数列:

[1, 7, 97, 149, 679, 809, 1043, 5663, 14453, 78473, 101171, 120541, 549311, 843787, 11692477, 81847339]

約数ペア:

[(1, 81847339), (7, 11692477), (97, 843787), (149, 549311), (679, 120541), (809, 101171), (1043, 78473), (5663, 14453)]