6642081

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{1907}}^1$

素因数の和:1962

約数の個数: 20

約数和(自身を含む): 10158192

約数和(自身を除く): 3516111

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 1907, 3483, 5721, 17163, 51489, 82001, 154467, 246003, 738009, 2214027, 6642081]

約数ペア:

[(1, 6642081), (3, 2214027), (9, 738009), (27, 246003), (43, 154467), (81, 82001), (129, 51489), (387, 17163), (1161, 5721), (1907, 3483)]