128999094

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:342

約数の個数: 128

約数和(自身を含む): 338826240

約数和(自身を除く): 209827146

約数列:

[1, 2, 3, 6, 7, 14, 17, 19, 21, 34, 37, 38, 42, 51, 57, 74, 102, 111, 114, 119, 133, 222, 238, 257, 259, 266, 323, 357, 399, 514, 518, 629, 646, 703, 714, 771, 777, 798, 969, 1258, 1406, 1542, 1554, 1799, 1887, 1938, 2109, 2261, 3598, 3774, 4218, 4369, 4403, 4522, 4883, 4921, 5397, 6783, 8738, 8806, 9509, 9766, 9842, 10794, 11951, 13107, 13209, 13566, 14649, 14763, 19018, 23902, 26214, 26418, 28527, 29298, 29526, 30583, 34181, 35853, 57054, 61166, 66563, 68362, 71706, 83011, 83657, 91749, 102543, 133126, 161653, 166022, 167314, 180671, 183498, 199689, 205086, 249033, 250971, 323306, 361342, 399378, 484959, 498066, 501942, 542013, 581077, 969918, 1084026, 1131571, 1162154, 1264697, 1743231, 2263142, 2529394, 3071407, 3394713, 3486462, 3794091, 6142814, 6789426, 7588182, 9214221, 18428442, 21499849, 42999698, 64499547, 128999094]

約数ペア:

[(1, 128999094), (2, 64499547), (3, 42999698), (6, 21499849), (7, 18428442), (14, 9214221), (17, 7588182), (19, 6789426), (21, 6142814), (34, 3794091), (37, 3486462), (38, 3394713), (42, 3071407), (51, 2529394), (57, 2263142), (74, 1743231), (102, 1264697), (111, 1162154), (114, 1131571), (119, 1084026), (133, 969918), (222, 581077), (238, 542013), (257, 501942), (259, 498066), (266, 484959), (323, 399378), (357, 361342), (399, 323306), (514, 250971), (518, 249033), (629, 205086), (646, 199689), (703, 183498), (714, 180671), (771, 167314), (777, 166022), (798, 161653), (969, 133126), (1258, 102543), (1406, 91749), (1542, 83657), (1554, 83011), (1799, 71706), (1887, 68362), (1938, 66563), (2109, 61166), (2261, 57054), (3598, 35853), (3774, 34181), (4218, 30583), (4369, 29526), (4403, 29298), (4522, 28527), (4883, 26418), (4921, 26214), (5397, 23902), (6783, 19018), (8738, 14763), (8806, 14649), (9509, 13566), (9766, 13209), (9842, 13107), (10794, 11951)]