974740039

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{249103}}^1$

素因数の和:249166

約数の個数: 16

約数和(自身を含む): 1227584512

約数和(自身を除く): 252844473

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 249103, 1743721, 3238339, 10711429, 22668373, 74980003, 139248577, 974740039]

約数ペア:

[(1, 974740039), (7, 139248577), (13, 74980003), (43, 22668373), (91, 10711429), (301, 3238339), (559, 1743721), (3913, 249103)]