0 . 186 = 2 * 3 * 31 1 . 1732 = 2^2 * 433 2 . 1891 = 31 * 61 3 . 2572 = 2^2 * 643 4 . 2101 = 11 * 191 5 . 2864 = 2^4 * 179 6 . 665 = 5 * 7 * 19 7 . 1423 = 1423