13292215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{443}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 16975008

約数和(自身を除く): 3682793

約数列:

[1, 5, 17, 85, 353, 443, 1765, 2215, 6001, 7531, 30005, 37655, 156379, 781895, 2658443, 13292215]

約数ペア:

[(1, 13292215), (5, 2658443), (17, 781895), (85, 156379), (353, 37655), (443, 30005), (1765, 7531), (2215, 6001)]