28598213

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 34977024

約数和(自身を除く): 6378811

約数列:

[1, 7, 31, 49, 67, 217, 281, 469, 1519, 1967, 2077, 3283, 8711, 13769, 14539, 18827, 60977, 101773, 131789, 426839, 583637, 922523, 4085459, 28598213]

約数ペア:

[(1, 28598213), (7, 4085459), (31, 922523), (49, 583637), (67, 426839), (217, 131789), (281, 101773), (469, 60977), (1519, 18827), (1967, 14539), (2077, 13769), (3283, 8711)]