28665621

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:250

約数の個数: 36

約数和(自身を含む): 44826912

約数和(自身を除く): 16161291

約数列:

[1, 3, 9, 17, 51, 103, 107, 153, 289, 309, 321, 867, 927, 963, 1751, 1819, 2601, 5253, 5457, 11021, 15759, 16371, 29767, 30923, 33063, 89301, 92769, 99189, 187357, 267903, 278307, 562071, 1686213, 3185069, 9555207, 28665621]

約数ペア:

[(1, 28665621), (3, 9555207), (9, 3185069), (17, 1686213), (51, 562071), (103, 278307), (107, 267903), (153, 187357), (289, 99189), (309, 92769), (321, 89301), (867, 33063), (927, 30923), (963, 29767), (1751, 16371), (1819, 15759), (2601, 11021), (5253, 5457)]