81973507

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{5693}}^1$

素因数の和:5739

約数の個数: 24

約数和(自身を含む): 109051488

約数和(自身を除く): 27077981

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1309, 2057, 5693, 14399, 39851, 62623, 96781, 438361, 677467, 688853, 1064591, 4821971, 7452137, 11710501, 81973507]

約数ペア:

[(1, 81973507), (7, 11710501), (11, 7452137), (17, 4821971), (77, 1064591), (119, 688853), (121, 677467), (187, 438361), (847, 96781), (1309, 62623), (2057, 39851), (5693, 14399)]