80511991

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{1193}}^1$

素因数の和:1542

約数の個数: 16

約数和(自身を含む): 95367168

約数和(自身を除く): 14855177

約数列:

[1, 7, 31, 217, 311, 1193, 2177, 8351, 9641, 36983, 67487, 258881, 371023, 2597161, 11501713, 80511991]

約数ペア:

[(1, 80511991), (7, 11501713), (31, 2597161), (217, 371023), (311, 258881), (1193, 67487), (2177, 36983), (8351, 9641)]