26844993

素因数分解:

$3^3\times 7^2\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 46949760

約数和(自身を除く): 20104767

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 103, 147, 189, 197, 309, 441, 591, 721, 927, 1323, 1379, 1773, 2163, 2781, 4137, 5047, 5319, 6489, 9653, 12411, 15141, 19467, 20291, 28959, 37233, 45423, 60873, 86877, 136269, 142037, 182619, 260631, 426111, 547857, 994259, 1278333, 2982777, 3834999, 8948331, 26844993]

約数ペア:

[(1, 26844993), (3, 8948331), (7, 3834999), (9, 2982777), (21, 1278333), (27, 994259), (49, 547857), (63, 426111), (103, 260631), (147, 182619), (189, 142037), (197, 136269), (309, 86877), (441, 60873), (591, 45423), (721, 37233), (927, 28959), (1323, 20291), (1379, 19467), (1773, 15141), (2163, 12411), (2781, 9653), (4137, 6489), (5047, 5319)]