2218185905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{480647}}^1$

素因数の和:480736

約数の個数: 16

約数和(自身を含む): 2906959104

約数和(自身を除く): 688773199

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 480647, 2403235, 6248411, 31242055, 34125937, 170629685, 443637181, 2218185905]

約数ペア:

[(1, 2218185905), (5, 443637181), (13, 170629685), (65, 34125937), (71, 31242055), (355, 6248411), (923, 2403235), (4615, 480647)]