27420455

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1433}}^1$

素因数の和:1570

約数の個数: 16

約数和(自身を含む): 34071840

約数和(自身を除く): 6651385

約数列:

[1, 5, 43, 89, 215, 445, 1433, 3827, 7165, 19135, 61619, 127537, 308095, 637685, 5484091, 27420455]

約数ペア:

[(1, 27420455), (5, 5484091), (43, 637685), (89, 308095), (215, 127537), (445, 61619), (1433, 19135), (3827, 7165)]