28425047

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{18713}}^1$

素因数の和:18758

約数の個数: 12

約数和(自身を含む): 34134336

約数和(自身を除く): 5709289

約数列:

[1, 7, 31, 49, 217, 1519, 18713, 130991, 580103, 916937, 4060721, 28425047]

約数ペア:

[(1, 28425047), (7, 4060721), (31, 916937), (49, 580103), (217, 130991), (1519, 18713)]