13171991

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1559}}^1$

素因数の和:1654

約数の個数: 16

約数和(自身を含む): 16174080

約数和(自身を除く): 3002089

約数列:

[1, 7, 17, 71, 119, 497, 1207, 1559, 8449, 10913, 26503, 110689, 185521, 774823, 1881713, 13171991]

約数ペア:

[(1, 13171991), (7, 1881713), (17, 774823), (71, 185521), (119, 110689), (497, 26503), (1207, 10913), (1559, 8449)]