11997651

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 17694720

約数和(自身を除く): 5697069

約数列:

[1, 3, 23, 31, 69, 71, 79, 93, 213, 237, 713, 1633, 1817, 2139, 2201, 2449, 4899, 5451, 5609, 6603, 7347, 16827, 50623, 56327, 129007, 151869, 168981, 173879, 387021, 521637, 3999217, 11997651]

約数ペア:

[(1, 11997651), (3, 3999217), (23, 521637), (31, 387021), (69, 173879), (71, 168981), (79, 151869), (93, 129007), (213, 56327), (237, 50623), (713, 16827), (1633, 7347), (1817, 6603), (2139, 5609), (2201, 5451), (2449, 4899)]