12789531

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:435

約数の個数: 24

約数和(自身を含む): 19167200

約数和(自身を除く): 6377669

約数列:

[1, 3, 9, 37, 111, 193, 199, 333, 579, 597, 1737, 1791, 7141, 7363, 21423, 22089, 38407, 64269, 66267, 115221, 345663, 1421059, 4263177, 12789531]

約数ペア:

[(1, 12789531), (3, 4263177), (9, 1421059), (37, 345663), (111, 115221), (193, 66267), (199, 64269), (333, 38407), (579, 22089), (597, 21423), (1737, 7363), (1791, 7141)]