49213297

素因数分解:

$7^4\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:330

約数の個数: 20

約数和(自身を含む): 58260800

約数和(自身を除く): 9047503

約数列:

[1, 7, 49, 103, 199, 343, 721, 1393, 2401, 5047, 9751, 20497, 35329, 68257, 143479, 247303, 477799, 1004353, 7030471, 49213297]

約数ペア:

[(1, 49213297), (7, 7030471), (49, 1004353), (103, 477799), (199, 247303), (343, 143479), (721, 68257), (1393, 35329), (2401, 20497), (5047, 9751)]