12890583

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{3701}}^1$

素因数の和:3756

約数の個数: 20

約数和(自身を含む): 19709448

約数和(自身を除く): 6818865

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 3701, 11103, 33309, 99927, 159143, 299781, 477429, 1432287, 4296861, 12890583]

約数ペア:

[(1, 12890583), (3, 4296861), (9, 1432287), (27, 477429), (43, 299781), (81, 159143), (129, 99927), (387, 33309), (1161, 11103), (3483, 3701)]