81121729

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{2011}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 91264320

約数和(自身を除く): 10142591

約数列:

[1, 13, 29, 107, 377, 1391, 2011, 3103, 26143, 40339, 58319, 215177, 758147, 2797301, 6240133, 81121729]

約数ペア:

[(1, 81121729), (13, 6240133), (29, 2797301), (107, 758147), (377, 215177), (1391, 58319), (2011, 40339), (3103, 26143)]