2851919

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 3521280

約数和(自身を除く): 669361

約数列:

[1, 7, 19, 41, 133, 287, 523, 779, 3661, 5453, 9937, 21443, 69559, 150101, 407417, 2851919]

約数ペア:

[(1, 2851919), (7, 407417), (19, 150101), (41, 69559), (133, 21443), (287, 9937), (523, 5453), (779, 3661)]