28407051

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 44928000

約数和(自身を除く): 16520949

約数列:

[1, 3, 9, 17, 27, 51, 153, 199, 311, 459, 597, 933, 1791, 2799, 3383, 5287, 5373, 8397, 10149, 15861, 30447, 47583, 61889, 91341, 142749, 185667, 557001, 1052113, 1671003, 3156339, 9469017, 28407051]

約数ペア:

[(1, 28407051), (3, 9469017), (9, 3156339), (17, 1671003), (27, 1052113), (51, 557001), (153, 185667), (199, 142749), (311, 91341), (459, 61889), (597, 47583), (933, 30447), (1791, 15861), (2799, 10149), (3383, 8397), (5287, 5373)]