28715547

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{8389}}^1$

素因数の和:8562

約数の個数: 16

約数和(自身を含む): 44030720

約数和(自身を除く): 15315173

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 8389, 25167, 58723, 176169, 1367407, 4102221, 9571849, 28715547]

約数ペア:

[(1, 28715547), (3, 9571849), (7, 4102221), (21, 1367407), (163, 176169), (489, 58723), (1141, 25167), (3423, 8389)]