28886847

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12329}}^1$

素因数の和:12414

約数の個数: 16

約数和(自身を含む): 42612480

約数和(自身を除く): 13725633

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 12329, 36987, 135619, 406857, 875359, 2626077, 9628949, 28886847]

約数ペア:

[(1, 28886847), (3, 9628949), (11, 2626077), (33, 875359), (71, 406857), (213, 135619), (781, 36987), (2343, 12329)]