28612683

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1889}}^1$

素因数の和:1929

約数の個数: 40

約数和(自身を含む): 49397040

約数和(自身を除く): 20784357

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 297, 459, 561, 891, 1377, 1683, 1889, 5049, 5667, 15147, 17001, 20779, 32113, 51003, 62337, 96339, 153009, 187011, 289017, 353243, 561033, 867051, 1059729, 1683099, 2601153, 3179187, 9537561, 28612683]

約数ペア:

[(1, 28612683), (3, 9537561), (9, 3179187), (11, 2601153), (17, 1683099), (27, 1059729), (33, 867051), (51, 561033), (81, 353243), (99, 289017), (153, 187011), (187, 153009), (297, 96339), (459, 62337), (561, 51003), (891, 32113), (1377, 20779), (1683, 17001), (1889, 15147), (5049, 5667)]