144749008

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{210391}}^1$

素因数の和:210442

約数の個数: 20

約数和(自身を含む): 286974688

約数和(自身を除く): 142225680

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 210391, 420782, 841564, 1683128, 3366256, 9046813, 18093626, 36187252, 72374504, 144749008]

約数ペア:

[(1, 144749008), (2, 72374504), (4, 36187252), (8, 18093626), (16, 9046813), (43, 3366256), (86, 1683128), (172, 841564), (344, 420782), (688, 210391)]