13216863

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5641}}^1$

素因数の和:5726

約数の個数: 16

約数和(自身を含む): 19498752

約数和(自身を除く): 6281889

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 5641, 16923, 62051, 186153, 400511, 1201533, 4405621, 13216863]

約数ペア:

[(1, 13216863), (3, 4405621), (11, 1201533), (33, 400511), (71, 186153), (213, 62051), (781, 16923), (2343, 5641)]