1158507

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 36

約数和(自身を含む): 2027376

約数和(自身を除く): 868869

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 71, 111, 147, 213, 259, 333, 441, 497, 639, 777, 1491, 1813, 2331, 2627, 3479, 4473, 5439, 7881, 10437, 16317, 18389, 23643, 31311, 55167, 128723, 165501, 386169, 1158507]

約数ペア:

[(1, 1158507), (3, 386169), (7, 165501), (9, 128723), (21, 55167), (37, 31311), (49, 23643), (63, 18389), (71, 16317), (111, 10437), (147, 7881), (213, 5439), (259, 4473), (333, 3479), (441, 2627), (497, 2331), (639, 1813), (777, 1491)]