289422909

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 470292480

約数和(自身を除く): 180869571

約数列:

[1, 3, 9, 17, 27, 51, 71, 83, 107, 153, 213, 249, 321, 459, 639, 747, 963, 1207, 1411, 1819, 1917, 2241, 2889, 3621, 4233, 5457, 5893, 7597, 8881, 10863, 12699, 16371, 17679, 22791, 26643, 32589, 38097, 49113, 53037, 68373, 79929, 100181, 129149, 150977, 159111, 205119, 239787, 300543, 387447, 452931, 630551, 901629, 1162341, 1358793, 1891653, 2704887, 3487023, 4076379, 5674959, 10719367, 17024877, 32158101, 96474303, 289422909]

約数ペア:

[(1, 289422909), (3, 96474303), (9, 32158101), (17, 17024877), (27, 10719367), (51, 5674959), (71, 4076379), (83, 3487023), (107, 2704887), (153, 1891653), (213, 1358793), (249, 1162341), (321, 901629), (459, 630551), (639, 452931), (747, 387447), (963, 300543), (1207, 239787), (1411, 205119), (1819, 159111), (1917, 150977), (2241, 129149), (2889, 100181), (3621, 79929), (4233, 68373), (5457, 53037), (5893, 49113), (7597, 38097), (8881, 32589), (10863, 26643), (12699, 22791), (16371, 17679)]