28356945

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{13799}}^1$

素因数の和:13944

約数の個数: 16

約数和(自身を含む): 45705600

約数和(自身を除く): 17348655

約数列:

[1, 3, 5, 15, 137, 411, 685, 2055, 13799, 41397, 68995, 206985, 1890463, 5671389, 9452315, 28356945]

約数ペア:

[(1, 28356945), (3, 9452315), (5, 5671389), (15, 1890463), (137, 206985), (411, 68995), (685, 41397), (2055, 13799)]