208341783

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 373464000

約数和(自身を除く): 165122217

約数列:

[1, 3, 9, 13, 17, 19, 37, 39, 51, 57, 111, 117, 149, 153, 171, 221, 247, 323, 333, 447, 481, 629, 663, 703, 741, 969, 1341, 1443, 1887, 1937, 1989, 2109, 2223, 2533, 2831, 2907, 4199, 4329, 5513, 5661, 5811, 6327, 7599, 8177, 8493, 9139, 11951, 12597, 16539, 17433, 22797, 24531, 25479, 27417, 32929, 35853, 36803, 37791, 48127, 49617, 71669, 73593, 82251, 93721, 98787, 104747, 107559, 110409, 144381, 155363, 215007, 281163, 296361, 314241, 331227, 433143, 466089, 625651, 645021, 843489, 942723, 1218373, 1361711, 1398267, 1780699, 1876953, 3655119, 4085133, 5342097, 5630859, 10965357, 12255399, 16026291, 23149087, 69447261, 208341783]

約数ペア:

[(1, 208341783), (3, 69447261), (9, 23149087), (13, 16026291), (17, 12255399), (19, 10965357), (37, 5630859), (39, 5342097), (51, 4085133), (57, 3655119), (111, 1876953), (117, 1780699), (149, 1398267), (153, 1361711), (171, 1218373), (221, 942723), (247, 843489), (323, 645021), (333, 625651), (447, 466089), (481, 433143), (629, 331227), (663, 314241), (703, 296361), (741, 281163), (969, 215007), (1341, 155363), (1443, 144381), (1887, 110409), (1937, 107559), (1989, 104747), (2109, 98787), (2223, 93721), (2533, 82251), (2831, 73593), (2907, 71669), (4199, 49617), (4329, 48127), (5513, 37791), (5661, 36803), (5811, 35853), (6327, 32929), (7599, 27417), (8177, 25479), (8493, 24531), (9139, 22797), (11951, 17433), (12597, 16539)]