12781053

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1823}}^1$

素因数の和:1889

約数の個数: 24

約数和(自身を含む): 19918080

約数和(自身を除く): 7137027

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 1823, 2337, 5469, 7011, 16407, 34637, 74743, 103911, 224229, 311733, 672687, 1420117, 4260351, 12781053]

約数ペア:

[(1, 12781053), (3, 4260351), (9, 1420117), (19, 672687), (41, 311733), (57, 224229), (123, 103911), (171, 74743), (369, 34637), (779, 16407), (1823, 7011), (2337, 5469)]