56171976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1301}}^1$

素因数の和:1574

約数の個数: 64

約数和(自身を含む): 161239680

約数和(自身を除く): 105067704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 257, 514, 771, 1028, 1301, 1542, 1799, 2056, 2602, 3084, 3598, 3903, 5204, 5397, 6168, 7196, 7806, 9107, 10408, 10794, 14392, 15612, 18214, 21588, 27321, 31224, 36428, 43176, 54642, 72856, 109284, 218568, 334357, 668714, 1003071, 1337428, 2006142, 2340499, 2674856, 4012284, 4680998, 7021497, 8024568, 9361996, 14042994, 18723992, 28085988, 56171976]

約数ペア:

[(1, 56171976), (2, 28085988), (3, 18723992), (4, 14042994), (6, 9361996), (7, 8024568), (8, 7021497), (12, 4680998), (14, 4012284), (21, 2674856), (24, 2340499), (28, 2006142), (42, 1337428), (56, 1003071), (84, 668714), (168, 334357), (257, 218568), (514, 109284), (771, 72856), (1028, 54642), (1301, 43176), (1542, 36428), (1799, 31224), (2056, 27321), (2602, 21588), (3084, 18214), (3598, 15612), (3903, 14392), (5204, 10794), (5397, 10408), (6168, 9107), (7196, 7806)]