28571685

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{18493}}^1$

素因数の和:18604

約数の個数: 16

約数和(自身を含む): 46161024

約数和(自身を除く): 17589339

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 18493, 55479, 92465, 277395, 1904779, 5714337, 9523895, 28571685]

約数ペア:

[(1, 28571685), (3, 9523895), (5, 5714337), (15, 1904779), (103, 277395), (309, 92465), (515, 55479), (1545, 18493)]