28763567

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1597}}^1$

素因数の和:1718

約数の個数: 16

約数和(自身を含む): 34363392

約数和(自身を除く): 5599825

約数列:

[1, 7, 31, 83, 217, 581, 1597, 2573, 11179, 18011, 49507, 132551, 346549, 927857, 4109081, 28763567]

約数ペア:

[(1, 28763567), (7, 4109081), (31, 927857), (83, 346549), (217, 132551), (581, 49507), (1597, 18011), (2573, 11179)]