12346789

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 16513280

約数和(自身を除く): 4166491

約数列:

[1, 7, 13, 19, 37, 91, 133, 193, 247, 259, 481, 703, 1351, 1729, 2509, 3367, 3667, 4921, 7141, 9139, 17563, 25669, 47671, 49987, 63973, 92833, 135679, 333697, 649831, 949753, 1763827, 12346789]

約数ペア:

[(1, 12346789), (7, 1763827), (13, 949753), (19, 649831), (37, 333697), (91, 135679), (133, 92833), (193, 63973), (247, 49987), (259, 47671), (481, 25669), (703, 17563), (1351, 9139), (1729, 7141), (2509, 4921), (3367, 3667)]