2889789

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 4767744

約数和(自身を除く): 1877955

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 193, 217, 483, 579, 651, 713, 1351, 2139, 4053, 4439, 4991, 5983, 13317, 14973, 17949, 31073, 41881, 93219, 125643, 137609, 412827, 963263, 2889789]

約数ペア:

[(1, 2889789), (3, 963263), (7, 412827), (21, 137609), (23, 125643), (31, 93219), (69, 41881), (93, 31073), (161, 17949), (193, 14973), (217, 13317), (483, 5983), (579, 4991), (651, 4439), (713, 4053), (1351, 2139)]