9819257

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 12312000

約数和(自身を除く): 2492743

約数列:

[1, 7, 19, 49, 53, 133, 199, 371, 931, 1007, 1393, 2597, 3781, 7049, 9751, 10547, 26467, 49343, 73829, 185269, 200393, 516803, 1402751, 9819257]

約数ペア:

[(1, 9819257), (7, 1402751), (19, 516803), (49, 200393), (53, 185269), (133, 73829), (199, 49343), (371, 26467), (931, 10547), (1007, 9751), (1393, 7049), (2597, 3781)]