289318828

素因数分解:

$2^2\times {\mathrm{1657}}^1\times {\mathrm{43651}}^1$

素因数の和:45312

約数の個数: 12

約数和(自身を含む): 506625112

約数和(自身を除く): 217306284

約数列:

[1, 2, 4, 1657, 3314, 6628, 43651, 87302, 174604, 72329707, 144659414, 289318828]

約数ペア:

[(1, 289318828), (2, 144659414), (4, 72329707), (1657, 174604), (3314, 87302), (6628, 43651)]