8218179

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{1429}}^1$

素因数の和:1512

約数の個数: 20

約数和(自身を含む): 12458160

約数和(自身を除く): 4239981

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1429, 1917, 4287, 5751, 12861, 38583, 101459, 115749, 304377, 913131, 2739393, 8218179]

約数ペア:

[(1, 8218179), (3, 2739393), (9, 913131), (27, 304377), (71, 115749), (81, 101459), (213, 38583), (639, 12861), (1429, 5751), (1917, 4287)]