47147913

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{3571}}^1$

素因数の和:3746

約数の個数: 20

約数和(自身を含む): 70882768

約数和(自身を除く): 23734855

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 3571, 4401, 10713, 13203, 32139, 96417, 289251, 582073, 1746219, 5238657, 15715971, 47147913]

約数ペア:

[(1, 47147913), (3, 15715971), (9, 5238657), (27, 1746219), (81, 582073), (163, 289251), (489, 96417), (1467, 32139), (3571, 13203), (4401, 10713)]