231276591

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{282389}}^1$

素因数の和:282415

約数の個数: 24

約数和(自身を含む): 411159840

約数和(自身を除く): 179883249

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 282389, 847167, 1976723, 2541501, 3671057, 5930169, 11013171, 17790507, 25697399, 33039513, 77092197, 231276591]

約数ペア:

[(1, 231276591), (3, 77092197), (7, 33039513), (9, 25697399), (13, 17790507), (21, 11013171), (39, 5930169), (63, 3671057), (91, 2541501), (117, 1976723), (273, 847167), (819, 282389)]