128575199216

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{186882557}}^1$

素因数の和:186882608

約数の個数: 20

約数和(自身を含む): 254907809112

約数和(自身を除く): 126332609896

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 186882557, 373765114, 747530228, 1495060456, 2990120912, 8035949951, 16071899902, 32143799804, 64287599608, 128575199216]

約数ペア:

[(1, 128575199216), (2, 64287599608), (4, 32143799804), (8, 16071899902), (16, 8035949951), (43, 2990120912), (86, 1495060456), (172, 747530228), (344, 373765114), (688, 186882557)]