80916891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{66271}}^1$

素因数の和:66322

約数の個数: 16

約数和(自身を含む): 120880128

約数和(自身を除く): 39963237

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 66271, 198813, 728981, 2186943, 2452027, 7356081, 26972297, 80916891]

約数ペア:

[(1, 80916891), (3, 26972297), (11, 7356081), (33, 2452027), (37, 2186943), (111, 728981), (407, 198813), (1221, 66271)]