8154027

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 40

約数和(自身を含む): 14183136

約数和(自身を除く): 6029109

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 197, 219, 511, 567, 591, 657, 1379, 1533, 1773, 1971, 4137, 4599, 5319, 5913, 12411, 13797, 14381, 15957, 37233, 41391, 43143, 100667, 111699, 129429, 302001, 388287, 906003, 1164861, 2718009, 8154027]

約数ペア:

[(1, 8154027), (3, 2718009), (7, 1164861), (9, 906003), (21, 388287), (27, 302001), (63, 129429), (73, 111699), (81, 100667), (189, 43143), (197, 41391), (219, 37233), (511, 15957), (567, 14381), (591, 13797), (657, 12411), (1379, 5913), (1533, 5319), (1773, 4599), (1971, 4137)]