211674939

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13789}}^1$

素因数の和:13859

約数の個数: 32

約数和(自身を含む): 349493760

約数和(自身を除く): 137818821

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 2193, 5117, 13789, 15351, 41367, 96523, 234413, 289569, 592927, 703239, 1640891, 1778781, 4150489, 4922673, 10079759, 12451467, 30239277, 70558313, 211674939]

約数ペア:

[(1, 211674939), (3, 70558313), (7, 30239277), (17, 12451467), (21, 10079759), (43, 4922673), (51, 4150489), (119, 1778781), (129, 1640891), (301, 703239), (357, 592927), (731, 289569), (903, 234413), (2193, 96523), (5117, 41367), (13789, 15351)]