289455866

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{1009}}^1$

素因数の和:1710

約数の個数: 32

約数和(自身を含む): 513500160

約数和(自身を除く): 224044294

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 661, 1009, 1322, 2018, 4627, 7063, 9254, 14126, 20491, 31279, 40982, 62558, 143437, 218953, 286874, 437906, 666949, 1333898, 4668643, 9337286, 20675419, 41350838, 144727933, 289455866]

約数ペア:

[(1, 289455866), (2, 144727933), (7, 41350838), (14, 20675419), (31, 9337286), (62, 4668643), (217, 1333898), (434, 666949), (661, 437906), (1009, 286874), (1322, 218953), (2018, 143437), (4627, 62558), (7063, 40982), (9254, 31279), (14126, 20491)]