8390709

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{1459}}^1$

素因数の和:1542

約数の個数: 20

約数和(自身を含む): 12719520

約数和(自身を除く): 4328811

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1459, 1917, 4377, 5751, 13131, 39393, 103589, 118179, 310767, 932301, 2796903, 8390709]

約数ペア:

[(1, 8390709), (3, 2796903), (9, 932301), (27, 310767), (71, 118179), (81, 103589), (213, 39393), (639, 13131), (1459, 5751), (1917, 4377)]