28320649

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1459}}^1$

素因数の和:1572

約数の個数: 16

約数和(自身を含む): 33638400

約数和(自身を除く): 5317751

約数列:

[1, 7, 47, 59, 329, 413, 1459, 2773, 10213, 19411, 68573, 86081, 480011, 602567, 4045807, 28320649]

約数ペア:

[(1, 28320649), (7, 4045807), (47, 602567), (59, 480011), (329, 86081), (413, 68573), (1459, 19411), (2773, 10213)]