28386449

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{6637}}^1$

素因数の和:6704

約数の個数: 16

約数和(自身を含む): 35685888

約数和(自身を除く): 7299439

約数列:

[1, 7, 13, 47, 91, 329, 611, 4277, 6637, 46459, 86281, 311939, 603967, 2183573, 4055207, 28386449]

約数ペア:

[(1, 28386449), (7, 4055207), (13, 2183573), (47, 603967), (91, 311939), (329, 86281), (611, 46459), (4277, 6637)]