165306448

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{240271}}^1$

素因数の和:240322

約数の個数: 20

約数和(自身を含む): 327731008

約数和(自身を除く): 162424560

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 240271, 480542, 961084, 1922168, 3844336, 10331653, 20663306, 41326612, 82653224, 165306448]

約数ペア:

[(1, 165306448), (2, 82653224), (4, 41326612), (8, 20663306), (16, 10331653), (43, 3844336), (86, 1922168), (172, 961084), (344, 480542), (688, 240271)]