71201949

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 130999680

約数和(自身を除く): 59797731

約数列:

[1, 3, 7, 13, 19, 21, 37, 39, 49, 53, 57, 91, 111, 133, 147, 159, 247, 259, 273, 371, 399, 481, 637, 689, 703, 741, 777, 931, 1007, 1113, 1443, 1729, 1813, 1911, 1961, 2067, 2109, 2597, 2793, 3021, 3367, 4823, 4921, 5187, 5439, 5883, 7049, 7791, 9139, 10101, 12103, 13091, 13727, 14469, 14763, 21147, 23569, 25493, 27417, 33761, 34447, 36309, 37259, 39273, 41181, 49343, 63973, 70707, 76479, 91637, 96089, 101283, 103341, 111777, 148029, 178451, 191919, 260813, 274911, 288267, 447811, 484367, 535353, 641459, 782439, 1249157, 1343433, 1453101, 1825691, 1924377, 3390569, 3747471, 5477073, 10171707, 23733983, 71201949]

約数ペア:

[(1, 71201949), (3, 23733983), (7, 10171707), (13, 5477073), (19, 3747471), (21, 3390569), (37, 1924377), (39, 1825691), (49, 1453101), (53, 1343433), (57, 1249157), (91, 782439), (111, 641459), (133, 535353), (147, 484367), (159, 447811), (247, 288267), (259, 274911), (273, 260813), (371, 191919), (399, 178451), (481, 148029), (637, 111777), (689, 103341), (703, 101283), (741, 96089), (777, 91637), (931, 76479), (1007, 70707), (1113, 63973), (1443, 49343), (1729, 41181), (1813, 39273), (1911, 37259), (1961, 36309), (2067, 34447), (2109, 33761), (2597, 27417), (2793, 25493), (3021, 23569), (3367, 21147), (4823, 14763), (4921, 14469), (5187, 13727), (5439, 13091), (5883, 12103), (7049, 10101), (7791, 9139)]