28256403

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{7517}}^1$

素因数の和:7706

約数の個数: 16

約数和(自身を含む): 43303680

約数和(自身を除く): 15047277

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 7517, 22551, 52619, 157857, 1345543, 4036629, 9418801, 28256403]

約数ペア:

[(1, 28256403), (3, 9418801), (7, 4036629), (21, 1345543), (179, 157857), (537, 52619), (1253, 22551), (3759, 7517)]