128333445

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{371981}}^1$

素因数の和:372012

約数の個数: 16

約数和(自身を含む): 214261632

約数和(自身を除く): 85928187

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 371981, 1115943, 1859905, 5579715, 8555563, 25666689, 42777815, 128333445]

約数ペア:

[(1, 128333445), (3, 42777815), (5, 25666689), (15, 8555563), (23, 5579715), (69, 1859905), (115, 1115943), (345, 371981)]