51512031

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{15511}}^1$

素因数の和:15564

約数の個数: 20

約数和(自身を含む): 78831984

約数和(自身を除く): 27319953

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 15511, 46533, 139599, 418797, 635951, 1256391, 1907853, 5723559, 17170677, 51512031]

約数ペア:

[(1, 51512031), (3, 17170677), (9, 5723559), (27, 1907853), (41, 1256391), (81, 635951), (123, 418797), (369, 139599), (1107, 46533), (3321, 15511)]