9018639

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 15792192

約数和(自身を除く): 6773553

約数列:

[1, 3, 7, 9, 21, 37, 53, 63, 73, 111, 159, 219, 259, 333, 371, 477, 511, 657, 777, 1113, 1533, 1961, 2331, 2701, 3339, 3869, 4599, 5883, 8103, 11607, 13727, 17649, 18907, 24309, 27083, 34821, 41181, 56721, 81249, 123543, 143153, 170163, 243747, 429459, 1002071, 1288377, 3006213, 9018639]

約数ペア:

[(1, 9018639), (3, 3006213), (7, 1288377), (9, 1002071), (21, 429459), (37, 243747), (53, 170163), (63, 143153), (73, 123543), (111, 81249), (159, 56721), (219, 41181), (259, 34821), (333, 27083), (371, 24309), (477, 18907), (511, 17649), (657, 13727), (777, 11607), (1113, 8103), (1533, 5883), (1961, 4599), (2331, 3869), (2701, 3339)]