220778899

素因数分解:

${\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{42433}}^1$

素因数の和:42498

約数の個数: 12

約数和(自身を含む): 248323768

約数和(自身を除く): 27544869

約数列:

[1, 11, 43, 121, 473, 5203, 42433, 466763, 1824619, 5134393, 20070809, 220778899]

約数ペア:

[(1, 220778899), (11, 20070809), (43, 5134393), (121, 1824619), (473, 466763), (5203, 42433)]