2718009

素因数分解:

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

素因数の和:286

約数の個数: 32

約数和(自身を含む): 4688640

約数和(自身を除く): 1970631

約数列:

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

約数ペア:

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