Factors of 1491 are 1, 3, 7, 21, 71, 213, 497, 1491. So, 1491 can be derived from smaller number in 4 possible ways using multiplication.
Factors of 1491 are 1, 3, 7, 21, 71, 213, 497, 1491. So, 1491 can be derived from smaller number in 4 possible ways using multiplication.
