66330819

素因数分解:

$3^4\times {\mathrm{193}}^1\times {\mathrm{4243}}^1$

素因数の和:4448

約数の個数: 20

約数和(自身を含む): 99623656

約数和(自身を除く): 33292837

約数列:

[1, 3, 9, 27, 81, 193, 579, 1737, 4243, 5211, 12729, 15633, 38187, 114561, 343683, 818899, 2456697, 7370091, 22110273, 66330819]

約数ペア:

[(1, 66330819), (3, 22110273), (9, 7370091), (27, 2456697), (81, 818899), (193, 343683), (579, 114561), (1737, 38187), (4243, 15633), (5211, 12729)]