210980752

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{321617}}^1$

素因数の和:321666

約数の個数: 20

約数和(自身を含む): 418746636

約数和(自身を除く): 207765884

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 321617, 643234, 1286468, 2572936, 5145872, 13186297, 26372594, 52745188, 105490376, 210980752]

約数ペア:

[(1, 210980752), (2, 105490376), (4, 52745188), (8, 26372594), (16, 13186297), (41, 5145872), (82, 2572936), (164, 1286468), (328, 643234), (656, 321617)]