68539779

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 128044800

約数和(自身を除く): 59505021

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 71, 77, 99, 147, 199, 213, 231, 441, 497, 539, 597, 639, 693, 781, 1393, 1491, 1617, 1791, 2189, 2343, 3479, 4179, 4473, 4851, 5467, 6567, 7029, 9751, 10437, 12537, 14129, 15323, 16401, 19701, 29253, 31311, 38269, 42387, 45969, 49203, 87759, 98903, 107261, 114807, 127161, 137907, 155419, 296709, 321783, 344421, 466257, 692321, 890127, 965349, 1087933, 1398771, 2076963, 3263799, 6230889, 7615531, 9791397, 22846593, 68539779]

約数ペア:

[(1, 68539779), (3, 22846593), (7, 9791397), (9, 7615531), (11, 6230889), (21, 3263799), (33, 2076963), (49, 1398771), (63, 1087933), (71, 965349), (77, 890127), (99, 692321), (147, 466257), (199, 344421), (213, 321783), (231, 296709), (441, 155419), (497, 137907), (539, 127161), (597, 114807), (639, 107261), (693, 98903), (781, 87759), (1393, 49203), (1491, 45969), (1617, 42387), (1791, 38269), (2189, 31311), (2343, 29253), (3479, 19701), (4179, 16401), (4473, 15323), (4851, 14129), (5467, 12537), (6567, 10437), (7029, 9751)]