28693521

素因数分解:

$3^4\times {\mathrm{179}}^1\times {\mathrm{1979}}^1$

素因数の和:2170

約数の個数: 20

約数和(自身を含む): 43124400

約数和(自身を除く): 14430879

約数列:

[1, 3, 9, 27, 81, 179, 537, 1611, 1979, 4833, 5937, 14499, 17811, 53433, 160299, 354241, 1062723, 3188169, 9564507, 28693521]

約数ペア:

[(1, 28693521), (3, 9564507), (9, 3188169), (27, 1062723), (81, 354241), (179, 160299), (537, 53433), (1611, 17811), (1979, 14499), (4833, 5937)]