39615471

素因数分解:

$3^2\times 7^3\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 68577600

約数和(自身を除く): 28962129

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 313, 343, 369, 441, 861, 939, 1029, 2009, 2191, 2583, 2817, 3087, 6027, 6573, 12833, 14063, 15337, 18081, 19719, 38499, 42189, 46011, 89831, 107359, 115497, 126567, 138033, 269493, 322077, 628817, 808479, 966231, 1886451, 4401719, 5659353, 13205157, 39615471]

約数ペア:

[(1, 39615471), (3, 13205157), (7, 5659353), (9, 4401719), (21, 1886451), (41, 966231), (49, 808479), (63, 628817), (123, 322077), (147, 269493), (287, 138033), (313, 126567), (343, 115497), (369, 107359), (441, 89831), (861, 46011), (939, 42189), (1029, 38499), (2009, 19719), (2191, 18081), (2583, 15337), (2817, 14063), (3087, 12833), (6027, 6573)]