15731902571

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{25997}}^1$

素因数の和:26315

約数の個数: 32

約数和(自身を含む): 20365793280

約数和(自身を除く): 4633890709

約数列:

[1, 7, 11, 29, 77, 203, 271, 319, 1897, 2233, 2981, 7859, 20867, 25997, 55013, 86449, 181979, 285967, 605143, 753913, 2001769, 5277391, 7045187, 8293043, 49316309, 58051301, 77497057, 204310423, 542479399, 1430172961, 2247414653, 15731902571]

約数ペア:

[(1, 15731902571), (7, 2247414653), (11, 1430172961), (29, 542479399), (77, 204310423), (203, 77497057), (271, 58051301), (319, 49316309), (1897, 8293043), (2233, 7045187), (2981, 5277391), (7859, 2001769), (20867, 753913), (25997, 605143), (55013, 285967), (86449, 181979)]