2013997923

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{743447}}^1$

素因数の和:743503

約数の個数: 24

約数和(自身を含む): 3402018048

約数和(自身を除く): 1388020125

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 743447, 2230341, 5204129, 6691023, 15612387, 31968221, 46837161, 95904663, 223777547, 287713989, 671332641, 2013997923]

約数ペア:

[(1, 2013997923), (3, 671332641), (7, 287713989), (9, 223777547), (21, 95904663), (43, 46837161), (63, 31968221), (129, 15612387), (301, 6691023), (387, 5204129), (903, 2230341), (2709, 743447)]