208966527

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 399893760

約数和(自身を除く): 190927233

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 83, 99, 147, 173, 189, 231, 249, 297, 441, 519, 539, 581, 693, 747, 913, 1211, 1323, 1557, 1617, 1743, 1903, 2079, 2241, 2739, 3633, 4067, 4671, 4851, 5229, 5709, 6391, 8217, 8477, 10899, 12201, 13321, 14359, 14553, 15687, 17127, 19173, 24651, 25431, 32697, 36603, 39963, 43077, 44737, 51381, 57519, 76293, 93247, 100513, 109809, 119889, 129231, 134211, 157949, 172557, 228879, 279741, 301539, 359667, 387693, 402633, 473847, 703591, 839223, 904617, 1105643, 1207899, 1421541, 2110773, 2517669, 2713851, 3316929, 4264623, 6332319, 7739501, 9950787, 18996957, 23218503, 29852361, 69655509, 208966527]

約数ペア:

[(1, 208966527), (3, 69655509), (7, 29852361), (9, 23218503), (11, 18996957), (21, 9950787), (27, 7739501), (33, 6332319), (49, 4264623), (63, 3316929), (77, 2713851), (83, 2517669), (99, 2110773), (147, 1421541), (173, 1207899), (189, 1105643), (231, 904617), (249, 839223), (297, 703591), (441, 473847), (519, 402633), (539, 387693), (581, 359667), (693, 301539), (747, 279741), (913, 228879), (1211, 172557), (1323, 157949), (1557, 134211), (1617, 129231), (1743, 119889), (1903, 109809), (2079, 100513), (2241, 93247), (2739, 76293), (3633, 57519), (4067, 51381), (4671, 44737), (4851, 43077), (5229, 39963), (5709, 36603), (6391, 32697), (8217, 25431), (8477, 24651), (10899, 19173), (12201, 17127), (13321, 15687), (14359, 14553)]