9681309

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 16087680

約数和(自身を除く): 6406371

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 297, 333, 407, 881, 999, 1221, 2643, 3663, 7929, 9691, 10989, 23787, 29073, 32597, 87219, 97791, 261657, 293373, 358567, 880119, 1075701, 3227103, 9681309]

約数ペア:

[(1, 9681309), (3, 3227103), (9, 1075701), (11, 880119), (27, 358567), (33, 293373), (37, 261657), (99, 97791), (111, 87219), (297, 32597), (333, 29073), (407, 23787), (881, 10989), (999, 9691), (1221, 7929), (2643, 3663)]