28909874

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{13859}}^1$

素因数の和:14017

約数の個数: 16

約数和(自身を含む): 49896000

約数和(自身を除く): 20986126

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 13859, 27718, 97013, 194026, 2064991, 4129982, 14454937, 28909874]

約数ペア:

[(1, 28909874), (2, 14454937), (7, 4129982), (14, 2064991), (149, 194026), (298, 97013), (1043, 27718), (2086, 13859)]