490710717

素因数分解:

$3^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{4349}}^1$

素因数の和:4567

約数の個数: 40

約数和(自身を含む): 842160000

約数和(自身を除く): 351449283

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 199, 567, 597, 1393, 1791, 4179, 4349, 5373, 12537, 13047, 16119, 30443, 37611, 39141, 91329, 112833, 117423, 273987, 352269, 821961, 865451, 2465883, 2596353, 6058157, 7789059, 18174471, 23367177, 54523413, 70101531, 163570239, 490710717]

約数ペア:

[(1, 490710717), (3, 163570239), (7, 70101531), (9, 54523413), (21, 23367177), (27, 18174471), (63, 7789059), (81, 6058157), (189, 2596353), (199, 2465883), (567, 865451), (597, 821961), (1393, 352269), (1791, 273987), (4179, 117423), (4349, 112833), (5373, 91329), (12537, 39141), (13047, 37611), (16119, 30443)]