257801622

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3305149}}^1$

素因数の和:3305167

約数の個数: 16

約数和(自身を含む): 555265200

約数和(自身を除く): 297463578

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 3305149, 6610298, 9915447, 19830894, 42966937, 85933874, 128900811, 257801622]

約数ペア:

[(1, 257801622), (2, 128900811), (3, 85933874), (6, 42966937), (13, 19830894), (26, 9915447), (39, 6610298), (78, 3305149)]