prime-factors/README.md

get prime factors of a number

# prime-factors

### Descriptions

return an array of prime numbers 

### install

```
> npm install prime-factors
```
```
> var prime_factors = require('prime-factors')
```

### How to use

```
console.log(prime_factors(2)); // [2]
console.log(prime_factors(27)); // [ 3, 3, 3 ]
console.log(prime_factors(654)); // [ 2, 3, 109 ]
console.log(prime_factors(193874)); // [ 2, 31, 53, 59 ]
console.log(prime_factors(1000000)); // [ 2, 2, 2, 2, 2, 2, 5, 5, 5, 5, 5, 5 ]
console.log(prime_factors(96428643698)); // [ 2, 23, 7297, 287279 ]
```