81343702

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{7817}}^1$

素因数の和:7884

約数の個数: 24

約数和(自身を含む): 137252808

約数和(自身を除く): 55909106

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 5203, 7817, 10406, 15634, 85987, 171974, 336131, 672262, 945857, 1891714, 3697441, 7394882, 40671851, 81343702]

約数ペア:

[(1, 81343702), (2, 40671851), (11, 7394882), (22, 3697441), (43, 1891714), (86, 945857), (121, 672262), (242, 336131), (473, 171974), (946, 85987), (5203, 15634), (7817, 10406)]