289642906

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1216987}}^1$

素因数の和:1217013

約数の個数: 16

約数和(自身を含む): 525738816

約数和(自身を除く): 236095910

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 1216987, 2433974, 8518909, 17037818, 20688779, 41377558, 144821453, 289642906]

約数ペア:

[(1, 289642906), (2, 144821453), (7, 41377558), (14, 20688779), (17, 17037818), (34, 8518909), (119, 2433974), (238, 1216987)]