28441259

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{857}}^1$

素因数の和:1306

約数の個数: 16

約数和(自身を含む): 35582976

約数和(自身を除く): 7141717

約数列:

[1, 7, 11, 77, 431, 857, 3017, 4741, 5999, 9427, 33187, 65989, 369367, 2585569, 4063037, 28441259]

約数ペア:

[(1, 28441259), (7, 4063037), (11, 2585569), (77, 369367), (431, 65989), (857, 33187), (3017, 9427), (4741, 5999)]