28779155

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{2131}}^1$

素因数の和:2246

約数の個数: 16

約数和(自身を含む): 35971104

約数和(自身を除く): 7191949

約数列:

[1, 5, 37, 73, 185, 365, 2131, 2701, 10655, 13505, 78847, 155563, 394235, 777815, 5755831, 28779155]

約数ペア:

[(1, 28779155), (5, 5755831), (37, 777815), (73, 394235), (185, 155563), (365, 78847), (2131, 13505), (2701, 10655)]