78890017

素因数分解:

${\mathrm{47}}^2\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:668

約数の個数: 12

約数和(自身を含む): 81902016

約数和(自身を除く): 3011999

約数列:

[1, 47, 71, 503, 2209, 3337, 23641, 35713, 156839, 1111127, 1678511, 78890017]

約数ペア:

[(1, 78890017), (47, 1678511), (71, 1111127), (503, 156839), (2209, 35713), (3337, 23641)]