7395147

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 18

約数和(自身を含む): 10900916

約数和(自身を除く): 3505769

約数列:

[1, 3, 9, 71, 163, 213, 489, 639, 1467, 5041, 11573, 15123, 34719, 45369, 104157, 821683, 2465049, 7395147]

約数ペア:

[(1, 7395147), (3, 2465049), (9, 821683), (71, 104157), (163, 45369), (213, 34719), (489, 15123), (639, 11573), (1467, 5041)]