128804205

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{182701}}^1$

素因数の和:182756

約数の個数: 16

約数和(自身を含む): 210472704

約数和(自身を除く): 81668499

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 182701, 548103, 913505, 2740515, 8586947, 25760841, 42934735, 128804205]

約数ペア:

[(1, 128804205), (3, 42934735), (5, 25760841), (15, 8586947), (47, 2740515), (141, 913505), (235, 548103), (705, 182701)]