47315947

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1291

約数の個数: 24

約数和(自身を含む): 60515840

約数和(自身を除く): 13199893

約数列:

[1, 7, 17, 19, 119, 133, 289, 323, 1231, 2023, 2261, 5491, 8617, 20927, 23389, 38437, 146489, 163723, 355759, 397613, 2490313, 2783291, 6759421, 47315947]

約数ペア:

[(1, 47315947), (7, 6759421), (17, 2783291), (19, 2490313), (119, 397613), (133, 355759), (289, 163723), (323, 146489), (1231, 38437), (2023, 23389), (2261, 20927), (5491, 8617)]