139909959

素因数分解:

$3^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{4523}}^1$

素因数の和:5027

約数の個数: 24

約数和(自身を含む): 231484032

約数和(自身を除く): 91574073

約数列:

[1, 3, 7, 9, 21, 63, 491, 1473, 3437, 4419, 4523, 10311, 13569, 30933, 31661, 40707, 94983, 284949, 2220793, 6662379, 15545551, 19987137, 46636653, 139909959]

約数ペア:

[(1, 139909959), (3, 46636653), (7, 19987137), (9, 15545551), (21, 6662379), (63, 2220793), (491, 284949), (1473, 94983), (3437, 40707), (4419, 31661), (4523, 30933), (10311, 13569)]