28277053

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{419}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 33546240

約数和(自身を除く): 5269187

約数列:

[1, 7, 31, 217, 311, 419, 2177, 2933, 9641, 12989, 67487, 90923, 130309, 912163, 4039579, 28277053]

約数ペア:

[(1, 28277053), (7, 4039579), (31, 912163), (217, 130309), (311, 90923), (419, 67487), (2177, 12989), (2933, 9641)]