217103835

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1\times {\mathrm{1327}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 374814720

約数和(自身を除く): 157710885

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 839, 1327, 2517, 3981, 4195, 6635, 10907, 12585, 17251, 19905, 32721, 51753, 54535, 86255, 163605, 258765, 1113353, 3340059, 5566765, 14473589, 16700295, 43420767, 72367945, 217103835]

約数ペア:

[(1, 217103835), (3, 72367945), (5, 43420767), (13, 16700295), (15, 14473589), (39, 5566765), (65, 3340059), (195, 1113353), (839, 258765), (1327, 163605), (2517, 86255), (3981, 54535), (4195, 51753), (6635, 32721), (10907, 19905), (12585, 17251)]