31481727

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{709}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 45445680

約数和(自身を除く): 13963953

約数列:

[1, 3, 19, 41, 57, 123, 361, 709, 779, 1083, 2127, 2337, 13471, 14801, 29069, 40413, 44403, 87207, 255949, 552311, 767847, 1656933, 10493909, 31481727]

約数ペア:

[(1, 31481727), (3, 10493909), (19, 1656933), (41, 767847), (57, 552311), (123, 255949), (361, 87207), (709, 44403), (779, 40413), (1083, 29069), (2127, 14801), (2337, 13471)]