38339511

素因数分解:

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

素因数の和:133

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 27324489

約数列:

[1, 3, 7, 19, 21, 37, 49, 53, 57, 111, 133, 147, 159, 259, 343, 371, 399, 703, 777, 931, 1007, 1029, 1113, 1813, 1961, 2109, 2597, 2793, 3021, 4921, 5439, 5883, 6517, 7049, 7791, 12691, 13727, 14763, 18179, 19551, 21147, 34447, 37259, 38073, 41181, 49343, 54537, 96089, 103341, 111777, 148029, 241129, 260813, 288267, 345401, 672623, 723387, 782439, 1036203, 1825691, 2017869, 5477073, 12779837, 38339511]

約数ペア:

[(1, 38339511), (3, 12779837), (7, 5477073), (19, 2017869), (21, 1825691), (37, 1036203), (49, 782439), (53, 723387), (57, 672623), (111, 345401), (133, 288267), (147, 260813), (159, 241129), (259, 148029), (343, 111777), (371, 103341), (399, 96089), (703, 54537), (777, 49343), (931, 41181), (1007, 38073), (1029, 37259), (1113, 34447), (1813, 21147), (1961, 19551), (2109, 18179), (2597, 14763), (2793, 13727), (3021, 12691), (4921, 7791), (5439, 7049), (5883, 6517)]