12973401

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4789}}^1$

素因数の和:4845

約数の個数: 24

約数和(自身を含む): 21919040

約数和(自身を除く): 8945639

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 4789, 14367, 33523, 43101, 100569, 205927, 301707, 617781, 1441489, 1853343, 4324467, 12973401]

約数ペア:

[(1, 12973401), (3, 4324467), (7, 1853343), (9, 1441489), (21, 617781), (43, 301707), (63, 205927), (129, 100569), (301, 43101), (387, 33523), (903, 14367), (2709, 4789)]