2007936009

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{132721}}^1$

素因数の和:132809

約数の個数: 18

約数和(自身を含む): 2972840078

約数和(自身を除く): 964904069

約数列:

[1, 3, 9, 41, 123, 369, 1681, 5043, 15129, 132721, 398163, 1194489, 5441561, 16324683, 48974049, 223104001, 669312003, 2007936009]

約数ペア:

[(1, 2007936009), (3, 669312003), (9, 223104001), (41, 48974049), (123, 16324683), (369, 5441561), (1681, 1194489), (5043, 398163), (15129, 132721)]