2028645

素因数分解:

$3^4\times 5^1\times {\mathrm{5009}}^1$

素因数の和:5026

約数の個数: 20

約数和(自身を含む): 3637260

約数和(自身を除く): 1608615

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 5009, 15027, 25045, 45081, 75135, 135243, 225405, 405729, 676215, 2028645]

約数ペア:

[(1, 2028645), (3, 676215), (5, 405729), (9, 225405), (15, 135243), (27, 75135), (45, 45081), (81, 25045), (135, 15027), (405, 5009)]