78138783

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 130014720

約数和(自身を除く): 51875937

約数列:

[1, 3, 9, 17, 27, 37, 43, 51, 107, 111, 129, 153, 321, 333, 387, 459, 629, 731, 963, 999, 1161, 1591, 1819, 1887, 2193, 2889, 3959, 4601, 4773, 5457, 5661, 6579, 11877, 13803, 14319, 16371, 16983, 19737, 27047, 35631, 41409, 42957, 49113, 67303, 78217, 81141, 106893, 124227, 170237, 201909, 234651, 243423, 510711, 605727, 703953, 730269, 1532133, 1817181, 2111859, 2894029, 4596399, 8682087, 26046261, 78138783]

約数ペア:

[(1, 78138783), (3, 26046261), (9, 8682087), (17, 4596399), (27, 2894029), (37, 2111859), (43, 1817181), (51, 1532133), (107, 730269), (111, 703953), (129, 605727), (153, 510711), (321, 243423), (333, 234651), (387, 201909), (459, 170237), (629, 124227), (731, 106893), (963, 81141), (999, 78217), (1161, 67303), (1591, 49113), (1819, 42957), (1887, 41409), (2193, 35631), (2889, 27047), (3959, 19737), (4601, 16983), (4773, 16371), (5457, 14319), (5661, 13803), (6579, 11877)]