287331381

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{95873}}^1$

素因数の和:95922

約数の個数: 20

約数和(自身を含む): 440828652

約数和(自身を除く): 153497271

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 95873, 287619, 862857, 2588571, 3547301, 7765713, 10641903, 31925709, 95777127, 287331381]

約数ペア:

[(1, 287331381), (3, 95777127), (9, 31925709), (27, 10641903), (37, 7765713), (81, 3547301), (111, 2588571), (333, 862857), (999, 287619), (2997, 95873)]