28809291

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{14143}}^1$

素因数の和:14250

約数の個数: 16

約数和(自身を含む): 44355584

約数和(自身を除く): 15546293

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 14143, 42429, 99001, 297003, 1371871, 4115613, 9603097, 28809291]

約数ペア:

[(1, 28809291), (3, 9603097), (7, 4115613), (21, 1371871), (97, 297003), (291, 99001), (679, 42429), (2037, 14143)]