28621866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 77414400

約数和(自身を除く): 48792534

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 31, 38, 39, 42, 57, 62, 78, 89, 91, 93, 114, 133, 178, 182, 186, 217, 247, 266, 267, 273, 399, 403, 434, 494, 534, 546, 589, 623, 651, 741, 798, 806, 1157, 1178, 1209, 1246, 1302, 1482, 1691, 1729, 1767, 1869, 2314, 2418, 2759, 2821, 3382, 3458, 3471, 3534, 3738, 4123, 5073, 5187, 5518, 5642, 6942, 7657, 8099, 8246, 8277, 8463, 10146, 10374, 11837, 12369, 15314, 16198, 16554, 16926, 19313, 21983, 22971, 23674, 24297, 24738, 35511, 35867, 38626, 43966, 45942, 48594, 52421, 53599, 57939, 65949, 71022, 71734, 104842, 107198, 107601, 115878, 131898, 153881, 157263, 160797, 215202, 251069, 307762, 314526, 321594, 366947, 461643, 502138, 681473, 733894, 753207, 923286, 1100841, 1362946, 1506414, 2044419, 2201682, 4088838, 4770311, 9540622, 14310933, 28621866]

約数ペア:

[(1, 28621866), (2, 14310933), (3, 9540622), (6, 4770311), (7, 4088838), (13, 2201682), (14, 2044419), (19, 1506414), (21, 1362946), (26, 1100841), (31, 923286), (38, 753207), (39, 733894), (42, 681473), (57, 502138), (62, 461643), (78, 366947), (89, 321594), (91, 314526), (93, 307762), (114, 251069), (133, 215202), (178, 160797), (182, 157263), (186, 153881), (217, 131898), (247, 115878), (266, 107601), (267, 107198), (273, 104842), (399, 71734), (403, 71022), (434, 65949), (494, 57939), (534, 53599), (546, 52421), (589, 48594), (623, 45942), (651, 43966), (741, 38626), (798, 35867), (806, 35511), (1157, 24738), (1178, 24297), (1209, 23674), (1246, 22971), (1302, 21983), (1482, 19313), (1691, 16926), (1729, 16554), (1767, 16198), (1869, 15314), (2314, 12369), (2418, 11837), (2759, 10374), (2821, 10146), (3382, 8463), (3458, 8277), (3471, 8246), (3534, 8099), (3738, 7657), (4123, 6942), (5073, 5642), (5187, 5518)]