28589281

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4999}}^1$

素因数の和:5068

約数の個数: 16

約数和(自身を含む): 35200000

約数和(自身を除く): 6610719

約数列:

[1, 7, 19, 43, 133, 301, 817, 4999, 5719, 34993, 94981, 214957, 664867, 1504699, 4084183, 28589281]

約数ペア:

[(1, 28589281), (7, 4084183), (19, 1504699), (43, 664867), (133, 214957), (301, 94981), (817, 34993), (4999, 5719)]