28743201

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{15889}}^1$

素因数の和:15965

約数の個数: 16

約数和(自身を含む): 43220800

約数和(自身を除く): 14477599

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 15889, 47667, 143001, 429003, 1064563, 3193689, 9581067, 28743201]

約数ペア:

[(1, 28743201), (3, 9581067), (9, 3193689), (27, 1064563), (67, 429003), (201, 143001), (603, 47667), (1809, 15889)]