28489643

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{929}}^1$

素因数の和:1286

約数の個数: 16

約数和(自身を含む): 35206080

約数和(自身を除く): 6716437

約数列:

[1, 7, 13, 91, 337, 929, 2359, 4381, 6503, 12077, 30667, 84539, 313073, 2191511, 4069949, 28489643]

約数ペア:

[(1, 28489643), (7, 4069949), (13, 2191511), (91, 313073), (337, 84539), (929, 30667), (2359, 12077), (4381, 6503)]