28219563

素因数分解:

$3^3\times {\mathrm{673}}^1\times {\mathrm{1553}}^1$

素因数の和:2235

約数の個数: 16

約数和(自身を含む): 41895840

約数和(自身を除く): 13676277

約数列:

[1, 3, 9, 27, 673, 1553, 2019, 4659, 6057, 13977, 18171, 41931, 1045169, 3135507, 9406521, 28219563]

約数ペア:

[(1, 28219563), (3, 9406521), (9, 3135507), (27, 1045169), (673, 41931), (1553, 18171), (2019, 13977), (4659, 6057)]