208045805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{122021}}^1$

素因数の和:122068

約数の個数: 16

約数和(自身を含む): 281138688

約数和(自身を除く): 73092883

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 122021, 610105, 1342231, 3782651, 6711155, 18913255, 41609161, 208045805]

約数ペア:

[(1, 208045805), (5, 41609161), (11, 18913255), (31, 6711155), (55, 3782651), (155, 1342231), (341, 610105), (1705, 122021)]