28469169

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 46096128

約数和(自身を除く): 17626959

約数列:

[1, 3, 9, 17, 37, 47, 51, 107, 111, 141, 153, 321, 333, 423, 629, 799, 963, 1739, 1819, 1887, 2397, 3959, 5029, 5217, 5457, 5661, 7191, 11877, 15087, 15651, 16371, 29563, 35631, 45261, 67303, 85493, 88689, 186073, 201909, 256479, 266067, 558219, 605727, 769437, 1674657, 3163241, 9489723, 28469169]

約数ペア:

[(1, 28469169), (3, 9489723), (9, 3163241), (17, 1674657), (37, 769437), (47, 605727), (51, 558219), (107, 266067), (111, 256479), (141, 201909), (153, 186073), (321, 88689), (333, 85493), (423, 67303), (629, 45261), (799, 35631), (963, 29563), (1739, 16371), (1819, 15651), (1887, 15087), (2397, 11877), (3959, 7191), (5029, 5661), (5217, 5457)]