3987237

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:392

約数の個数: 16

約数和(自身を含む): 5483520

約数和(自身を除く): 1496283

約数列:

[1, 3, 67, 83, 201, 239, 249, 717, 5561, 16013, 16683, 19837, 48039, 59511, 1329079, 3987237]

約数ペア:

[(1, 3987237), (3, 1329079), (67, 59511), (83, 48039), (201, 19837), (239, 16683), (249, 16013), (717, 5561)]