218030049

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:349

約数の個数: 56

約数和(自身を含む): 352321992

約数和(自身を除く): 134291943

約数列:

[1, 3, 9, 17, 27, 51, 73, 81, 153, 219, 241, 243, 459, 657, 723, 729, 1241, 1377, 1971, 2169, 3723, 4097, 4131, 5913, 6507, 11169, 12291, 12393, 17593, 17739, 19521, 33507, 36873, 52779, 53217, 58563, 100521, 110619, 158337, 175689, 299081, 301563, 331857, 475011, 897243, 904689, 995571, 1425033, 2691729, 2986713, 4275099, 8075187, 12825297, 24225561, 72676683, 218030049]

約数ペア:

[(1, 218030049), (3, 72676683), (9, 24225561), (17, 12825297), (27, 8075187), (51, 4275099), (73, 2986713), (81, 2691729), (153, 1425033), (219, 995571), (241, 904689), (243, 897243), (459, 475011), (657, 331857), (723, 301563), (729, 299081), (1241, 175689), (1377, 158337), (1971, 110619), (2169, 100521), (3723, 58563), (4097, 53217), (4131, 52779), (5913, 36873), (6507, 33507), (11169, 19521), (12291, 17739), (12393, 17593)]