12888579

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{16981}}^1$

素因数の和:17018

約数の個数: 16

約数和(自身を含む): 19563264

約数和(自身を除く): 6674685

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 16981, 50943, 186791, 390563, 560373, 1171689, 4296193, 12888579]

約数ペア:

[(1, 12888579), (3, 4296193), (11, 1171689), (23, 560373), (33, 390563), (69, 186791), (253, 50943), (759, 16981)]