28256035257

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{99881}}^1$

素因数の和:99990

約数の個数: 36

約数和(自身を含む): 44243930484

約数和(自身を除く): 15987895227

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 1849, 2193, 5547, 6579, 16641, 31433, 94299, 99881, 282897, 299643, 898929, 1697977, 4294883, 5093931, 12884649, 15281793, 38653947, 73013011, 184679969, 219039033, 554039907, 657117099, 1662119721, 3139559473, 9418678419, 28256035257]

約数ペア:

[(1, 28256035257), (3, 9418678419), (9, 3139559473), (17, 1662119721), (43, 657117099), (51, 554039907), (129, 219039033), (153, 184679969), (387, 73013011), (731, 38653947), (1849, 15281793), (2193, 12884649), (5547, 5093931), (6579, 4294883), (16641, 1697977), (31433, 898929), (94299, 299643), (99881, 282897)]