20127177

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{977}}^1$

素因数の和:1102

約数の個数: 32

約数和(自身を含む): 34425600

約数和(自身を除く): 14298423

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 763, 977, 981, 2289, 2931, 2943, 6839, 6867, 8793, 20517, 20601, 26379, 61551, 106493, 184653, 319479, 745451, 958437, 2236353, 2875311, 6709059, 20127177]

約数ペア:

[(1, 20127177), (3, 6709059), (7, 2875311), (9, 2236353), (21, 958437), (27, 745451), (63, 319479), (109, 184653), (189, 106493), (327, 61551), (763, 26379), (977, 20601), (981, 20517), (2289, 8793), (2931, 6867), (2943, 6839)]