39005421

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20411}}^1$

素因数の和:20441

約数の個数: 24

約数和(自身を含む): 65155104

約数和(自身を除く): 26149683

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 20411, 61233, 142877, 265343, 428631, 796029, 1000139, 1857401, 3000417, 5572203, 13001807, 39005421]

約数ペア:

[(1, 39005421), (3, 13001807), (7, 5572203), (13, 3000417), (21, 1857401), (39, 1000139), (49, 796029), (91, 428631), (147, 265343), (273, 142877), (637, 61233), (1911, 20411)]