28305561

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2789}}^1$

素因数の和:3008

約数の個数: 16

約数和(自身を含む): 40176000

約数和(自身を除く): 11870439

約数列:

[1, 3, 17, 51, 199, 597, 2789, 3383, 8367, 10149, 47413, 142239, 555011, 1665033, 9435187, 28305561]

約数ペア:

[(1, 28305561), (3, 9435187), (17, 1665033), (51, 555011), (199, 142239), (597, 47413), (2789, 10149), (3383, 8367)]