81328862

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1\times {\mathrm{2011}}^1$

素因数の和:2363

約数の個数: 16

約数和(自身を含む): 124172592

約数和(自身を除く): 42843730

約数列:

[1, 2, 73, 146, 277, 554, 2011, 4022, 20221, 40442, 146803, 293606, 557047, 1114094, 40664431, 81328862]

約数ペア:

[(1, 81328862), (2, 40664431), (73, 1114094), (146, 557047), (277, 293606), (554, 146803), (2011, 40442), (4022, 20221)]