289494081

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{32789}}^1$

素因数の和:32910

約数の個数: 20

約数和(自身を含む): 436434900

約数和(自身を除く): 146940819

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 8829, 32789, 98367, 295101, 885303, 2655909, 3574001, 10722003, 32166009, 96498027, 289494081]

約数ペア:

[(1, 289494081), (3, 96498027), (9, 32166009), (27, 10722003), (81, 3574001), (109, 2655909), (327, 885303), (981, 295101), (2943, 98367), (8829, 32789)]