139172481

素因数分解:

$3^2\times 7^1\times {\mathrm{839}}^1\times {\mathrm{2633}}^1$

素因数の和:3485

約数の個数: 24

約数和(自身を含む): 230106240

約数和(自身を除く): 90933759

約数列:

[1, 3, 7, 9, 21, 63, 839, 2517, 2633, 5873, 7551, 7899, 17619, 18431, 23697, 52857, 55293, 165879, 2209087, 6627261, 15463609, 19881783, 46390827, 139172481]

約数ペア:

[(1, 139172481), (3, 46390827), (7, 19881783), (9, 15463609), (21, 6627261), (63, 2209087), (839, 165879), (2517, 55293), (2633, 52857), (5873, 23697), (7551, 18431), (7899, 17619)]