12557673

素因数分解:

$3^4\times {\mathrm{229}}^1\times {\mathrm{677}}^1$

素因数の和:918

約数の個数: 20

約数和(自身を含む): 18868740

約数和(自身を除く): 6311067

約数列:

[1, 3, 9, 27, 81, 229, 677, 687, 2031, 2061, 6093, 6183, 18279, 18549, 54837, 155033, 465099, 1395297, 4185891, 12557673]

約数ペア:

[(1, 12557673), (3, 4185891), (9, 1395297), (27, 465099), (81, 155033), (229, 54837), (677, 18549), (687, 18279), (2031, 6183), (2061, 6093)]