75217707

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 125199360

約数和(自身を除く): 49981653

約数列:

[1, 3, 9, 17, 27, 37, 43, 51, 103, 111, 129, 153, 309, 333, 387, 459, 629, 731, 927, 999, 1161, 1591, 1751, 1887, 2193, 2781, 3811, 4429, 4773, 5253, 5661, 6579, 11433, 13287, 14319, 15759, 16983, 19737, 27047, 34299, 39861, 42957, 47277, 64787, 75293, 81141, 102897, 119583, 163873, 194361, 225879, 243423, 491619, 583083, 677637, 730269, 1474857, 1749249, 2032911, 2785841, 4424571, 8357523, 25072569, 75217707]

約数ペア:

[(1, 75217707), (3, 25072569), (9, 8357523), (17, 4424571), (27, 2785841), (37, 2032911), (43, 1749249), (51, 1474857), (103, 730269), (111, 677637), (129, 583083), (153, 491619), (309, 243423), (333, 225879), (387, 194361), (459, 163873), (629, 119583), (731, 102897), (927, 81141), (999, 75293), (1161, 64787), (1591, 47277), (1751, 42957), (1887, 39861), (2193, 34299), (2781, 27047), (3811, 19737), (4429, 16983), (4773, 15759), (5253, 14319), (5661, 13287), (6579, 11433)]