12904173

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 21790080

約数和(自身を除く): 8885907

約数列:

[1, 3, 9, 17, 19, 23, 51, 57, 69, 153, 171, 193, 207, 323, 391, 437, 579, 969, 1173, 1311, 1737, 2907, 3281, 3519, 3667, 3933, 4439, 7429, 9843, 11001, 13317, 22287, 29529, 33003, 39951, 62339, 66861, 75463, 84341, 187017, 226389, 253023, 561051, 679167, 759069, 1433797, 4301391, 12904173]

約数ペア:

[(1, 12904173), (3, 4301391), (9, 1433797), (17, 759069), (19, 679167), (23, 561051), (51, 253023), (57, 226389), (69, 187017), (153, 84341), (171, 75463), (193, 66861), (207, 62339), (323, 39951), (391, 33003), (437, 29529), (579, 22287), (969, 13317), (1173, 11001), (1311, 9843), (1737, 7429), (2907, 4439), (3281, 3933), (3519, 3667)]