6543999

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 12804480

約数和(自身を除く): 6260481

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 49, 57, 63, 71, 77, 99, 133, 147, 171, 209, 213, 231, 399, 441, 497, 539, 627, 639, 693, 781, 931, 1197, 1349, 1463, 1491, 1617, 1881, 2343, 2793, 3479, 4047, 4389, 4473, 4851, 5467, 7029, 8379, 9443, 10241, 10437, 12141, 13167, 14839, 16401, 28329, 30723, 31311, 38269, 44517, 49203, 66101, 84987, 92169, 103873, 114807, 133551, 198303, 311619, 344421, 594909, 727111, 934857, 2181333, 6543999]

約数ペア:

[(1, 6543999), (3, 2181333), (7, 934857), (9, 727111), (11, 594909), (19, 344421), (21, 311619), (33, 198303), (49, 133551), (57, 114807), (63, 103873), (71, 92169), (77, 84987), (99, 66101), (133, 49203), (147, 44517), (171, 38269), (209, 31311), (213, 30723), (231, 28329), (399, 16401), (441, 14839), (497, 13167), (539, 12141), (627, 10437), (639, 10241), (693, 9443), (781, 8379), (931, 7029), (1197, 5467), (1349, 4851), (1463, 4473), (1491, 4389), (1617, 4047), (1881, 3479), (2343, 2793)]