38712519

素因数分解:

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

素因数の和:261

約数の個数: 64

約数和(自身を含む): 67046400

約数和(自身を除く): 28333881

約数列:

[1, 3, 9, 17, 19, 23, 27, 51, 57, 69, 153, 171, 193, 207, 323, 391, 437, 459, 513, 579, 621, 969, 1173, 1311, 1737, 2907, 3281, 3519, 3667, 3933, 4439, 5211, 7429, 8721, 9843, 10557, 11001, 11799, 13317, 22287, 29529, 33003, 39951, 62339, 66861, 75463, 84341, 88587, 99009, 119853, 187017, 200583, 226389, 253023, 561051, 679167, 759069, 1433797, 1683153, 2037501, 2277207, 4301391, 12904173, 38712519]

約数ペア:

[(1, 38712519), (3, 12904173), (9, 4301391), (17, 2277207), (19, 2037501), (23, 1683153), (27, 1433797), (51, 759069), (57, 679167), (69, 561051), (153, 253023), (171, 226389), (193, 200583), (207, 187017), (323, 119853), (391, 99009), (437, 88587), (459, 84341), (513, 75463), (579, 66861), (621, 62339), (969, 39951), (1173, 33003), (1311, 29529), (1737, 22287), (2907, 13317), (3281, 11799), (3519, 11001), (3667, 10557), (3933, 9843), (4439, 8721), (5211, 7429)]