13330989

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 24779040

約数和(自身を除く): 11448051

約数列:

[1, 3, 7, 9, 19, 21, 37, 43, 49, 57, 63, 111, 129, 133, 147, 171, 259, 301, 333, 387, 399, 441, 703, 777, 817, 903, 931, 1197, 1591, 1813, 2107, 2109, 2331, 2451, 2709, 2793, 4773, 4921, 5439, 5719, 6321, 6327, 7353, 8379, 11137, 14319, 14763, 16317, 17157, 18963, 30229, 33411, 34447, 40033, 44289, 51471, 77959, 90687, 100233, 103341, 120099, 211603, 233877, 272061, 310023, 360297, 634809, 701631, 1481221, 1904427, 4443663, 13330989]

約数ペア:

[(1, 13330989), (3, 4443663), (7, 1904427), (9, 1481221), (19, 701631), (21, 634809), (37, 360297), (43, 310023), (49, 272061), (57, 233877), (63, 211603), (111, 120099), (129, 103341), (133, 100233), (147, 90687), (171, 77959), (259, 51471), (301, 44289), (333, 40033), (387, 34447), (399, 33411), (441, 30229), (703, 18963), (777, 17157), (817, 16317), (903, 14763), (931, 14319), (1197, 11137), (1591, 8379), (1813, 7353), (2107, 6327), (2109, 6321), (2331, 5719), (2451, 5439), (2709, 4921), (2793, 4773)]