211070575

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{118913}}^1$

素因数の和:118994

約数の個数: 12

約数和(自身を含む): 265416048

約数和(自身を除く): 54345473

約数列:

[1, 5, 25, 71, 355, 1775, 118913, 594565, 2972825, 8442823, 42214115, 211070575]

約数ペア:

[(1, 211070575), (5, 42214115), (25, 8442823), (71, 2972825), (355, 594565), (1775, 118913)]