7946667

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 40

約数和(自身を含む): 13068000

約数和(自身を除く): 5121333

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 199, 261, 459, 493, 597, 783, 1377, 1479, 1791, 2349, 3383, 4437, 5373, 5771, 10149, 13311, 16119, 17313, 30447, 39933, 51939, 91341, 98107, 155817, 274023, 294321, 467451, 882963, 2648889, 7946667]

約数ペア:

[(1, 7946667), (3, 2648889), (9, 882963), (17, 467451), (27, 294321), (29, 274023), (51, 155817), (81, 98107), (87, 91341), (153, 51939), (199, 39933), (261, 30447), (459, 17313), (493, 16119), (597, 13311), (783, 10149), (1377, 5771), (1479, 5373), (1791, 4437), (2349, 3383)]