Isn’t the least positive multiple 1?
From Arithmetic Foundation Quiz #1
1 is not a multiple of 17?
hey! so 1 is not a multiple of every number but it is a factor of every number. 1 is a multiple of 1 and -1 only. the least multiple could be 0, but they have mentioned positive and zero is not positive nor negative, hence the least multiple would be 17 itself