81809651

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{34273}}^1$

素因数の和:34322

約数の個数: 16

約数和(自身を含む): 105289728

約数和(自身を除く): 23480077

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 34273, 239911, 377003, 1062463, 2639021, 7437241, 11687093, 81809651]

約数ペア:

[(1, 81809651), (7, 11687093), (11, 7437241), (31, 2639021), (77, 1062463), (217, 377003), (341, 239911), (2387, 34273)]