42081543

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2579}}^1$

素因数の和:2636

約数の個数: 36

約数和(自身を含む): 72647640

約数和(自身を除く): 30566097

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 441, 777, 1813, 2331, 2579, 5439, 7737, 16317, 18053, 23211, 54159, 95423, 126371, 162477, 286269, 379113, 667961, 858807, 1137339, 2003883, 4675727, 6011649, 14027181, 42081543]

約数ペア:

[(1, 42081543), (3, 14027181), (7, 6011649), (9, 4675727), (21, 2003883), (37, 1137339), (49, 858807), (63, 667961), (111, 379113), (147, 286269), (259, 162477), (333, 126371), (441, 95423), (777, 54159), (1813, 23211), (2331, 18053), (2579, 16317), (5439, 7737)]