211127248

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{306871}}^1$

素因数の和:306922

約数の個数: 20

約数和(自身を含む): 418573408

約数和(自身を除く): 207446160

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 306871, 613742, 1227484, 2454968, 4909936, 13195453, 26390906, 52781812, 105563624, 211127248]

約数ペア:

[(1, 211127248), (2, 105563624), (4, 52781812), (8, 26390906), (16, 13195453), (43, 4909936), (86, 2454968), (172, 1227484), (344, 613742), (688, 306871)]