12147921

素因数分解:

$3^3\times {\mathrm{233}}^1\times {\mathrm{1931}}^1$

素因数の和:2173

約数の個数: 16

約数和(自身を含む): 18083520

約数和(自身を除く): 5935599

約数列:

[1, 3, 9, 27, 233, 699, 1931, 2097, 5793, 6291, 17379, 52137, 449923, 1349769, 4049307, 12147921]

約数ペア:

[(1, 12147921), (3, 4049307), (9, 1349769), (27, 449923), (233, 52137), (699, 17379), (1931, 6291), (2097, 5793)]