28517718

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{66943}}^1$

素因数の和:67019

約数の個数: 16

約数和(自身を含む): 57839616

約数和(自身を除く): 29321898

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 66943, 133886, 200829, 401658, 4752953, 9505906, 14258859, 28517718]

約数ペア:

[(1, 28517718), (2, 14258859), (3, 9505906), (6, 4752953), (71, 401658), (142, 200829), (213, 133886), (426, 66943)]