27387423

素因数分解:

$3^3\times 7^2\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:313

約数の個数: 48

約数和(自身を含む): 47861760

約数和(自身を除く): 20474337

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 127, 147, 163, 189, 381, 441, 489, 889, 1141, 1143, 1323, 1467, 2667, 3423, 3429, 4401, 6223, 7987, 8001, 10269, 18669, 20701, 23961, 24003, 30807, 56007, 62103, 71883, 144907, 168021, 186309, 215649, 434721, 558927, 1014349, 1304163, 3043047, 3912489, 9129141, 27387423]

約数ペア:

[(1, 27387423), (3, 9129141), (7, 3912489), (9, 3043047), (21, 1304163), (27, 1014349), (49, 558927), (63, 434721), (127, 215649), (147, 186309), (163, 168021), (189, 144907), (381, 71883), (441, 62103), (489, 56007), (889, 30807), (1141, 24003), (1143, 23961), (1323, 20701), (1467, 18669), (2667, 10269), (3423, 8001), (3429, 7987), (4401, 6223)]