28178874

素因数分解:

$2^1\times 3^3\times {\mathrm{521831}}^1$

素因数の和:521842

約数の個数: 16

約数和(自身を含む): 62619840

約数和(自身を除く): 34440966

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 521831, 1043662, 1565493, 3130986, 4696479, 9392958, 14089437, 28178874]

約数ペア:

[(1, 28178874), (2, 14089437), (3, 9392958), (6, 4696479), (9, 3130986), (18, 1565493), (27, 1043662), (54, 521831)]