389968208

素因数分解:

$2^4\times 7^1\times {\mathrm{3481859}}^1$

素因数の和:3481874

約数の個数: 20

約数和(自身を含む): 863501280

約数和(自身を除く): 473533072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3481859, 6963718, 13927436, 24373013, 27854872, 48746026, 55709744, 97492052, 194984104, 389968208]

約数ペア:

[(1, 389968208), (2, 194984104), (4, 97492052), (7, 55709744), (8, 48746026), (14, 27854872), (16, 24373013), (28, 13927436), (56, 6963718), (112, 3481859)]