28588217

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{30707}}^1$

素因数の和:30740

約数の個数: 12

約数和(自身を含む): 35007120

約数和(自身を除く): 6418903

約数列:

[1, 7, 19, 49, 133, 931, 30707, 214949, 583433, 1504643, 4084031, 28588217]

約数ペア:

[(1, 28588217), (7, 4084031), (19, 1504643), (49, 583433), (133, 214949), (931, 30707)]