4186809

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 40

約数和(自身を含む): 7062528

約数和(自身を除く): 2875719

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 127, 297, 333, 381, 407, 891, 999, 1143, 1221, 1397, 2997, 3429, 3663, 4191, 4699, 10287, 10989, 12573, 14097, 32967, 37719, 42291, 51689, 113157, 126873, 155067, 380619, 465201, 1395603, 4186809]

約数ペア:

[(1, 4186809), (3, 1395603), (9, 465201), (11, 380619), (27, 155067), (33, 126873), (37, 113157), (81, 51689), (99, 42291), (111, 37719), (127, 32967), (297, 14097), (333, 12573), (381, 10989), (407, 10287), (891, 4699), (999, 4191), (1143, 3663), (1221, 3429), (1397, 2997)]