Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_24287 ( "Series #" real, "Season #" real, "Title" text, "Directed by" text, "Written by" text, "Original air date" text )

### Question ###
When 'i feel good' is the title and joe sachs is the writer how many series numbers are there?

### Accurate SQL ###

SELECT COUNT("Series #") FROM table_24287 WHERE "Written by" = 'Joe Sachs' AND "Title" = 'I Feel Good'