20171310237

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 35094097584

約数和(自身を除く): 14922787347

約数列:

[1, 3, 9, 13, 17, 31, 39, 51, 61, 93, 117, 153, 173, 183, 221, 279, 403, 519, 527, 549, 663, 793, 961, 1037, 1209, 1557, 1581, 1891, 1989, 2249, 2379, 2883, 2941, 3111, 3627, 4743, 5363, 5673, 6747, 6851, 7137, 8649, 8823, 9333, 10553, 12493, 13481, 16089, 16337, 17019, 20241, 20553, 24583, 26469, 31659, 32147, 37479, 38233, 40443, 48267, 49011, 58621, 61659, 69719, 73749, 91171, 94977, 96441, 112437, 114699, 121329, 137189, 147033, 166253, 175863, 179401, 209157, 212381, 221247, 273513, 289323, 327143, 344097, 411567, 417911, 498759, 527589, 538203, 627471, 637143, 762073, 820539, 981429, 996557, 1185223, 1234701, 1253733, 1496277, 1614609, 1911429, 2161289, 2286219, 2332213, 2826301, 2944287, 2989671, 3555669, 3761199, 4252859, 5561431, 6483867, 6858657, 6996639, 8478903, 8969013, 10141433, 10667007, 12758577, 12955241, 16684293, 19451601, 20989917, 25436709, 30424299, 36741913, 38275731, 38865723, 50052879, 72298603, 91272897, 110225739, 116597169, 131838629, 172404361, 216895809, 330677217, 395515887, 517213083, 650687427, 1186547661, 1551639249, 2241256693, 6723770079, 20171310237]

約数ペア:

[(1, 20171310237), (3, 6723770079), (9, 2241256693), (13, 1551639249), (17, 1186547661), (31, 650687427), (39, 517213083), (51, 395515887), (61, 330677217), (93, 216895809), (117, 172404361), (153, 131838629), (173, 116597169), (183, 110225739), (221, 91272897), (279, 72298603), (403, 50052879), (519, 38865723), (527, 38275731), (549, 36741913), (663, 30424299), (793, 25436709), (961, 20989917), (1037, 19451601), (1209, 16684293), (1557, 12955241), (1581, 12758577), (1891, 10667007), (1989, 10141433), (2249, 8969013), (2379, 8478903), (2883, 6996639), (2941, 6858657), (3111, 6483867), (3627, 5561431), (4743, 4252859), (5363, 3761199), (5673, 3555669), (6747, 2989671), (6851, 2944287), (7137, 2826301), (8649, 2332213), (8823, 2286219), (9333, 2161289), (10553, 1911429), (12493, 1614609), (13481, 1496277), (16089, 1253733), (16337, 1234701), (17019, 1185223), (20241, 996557), (20553, 981429), (24583, 820539), (26469, 762073), (31659, 637143), (32147, 627471), (37479, 538203), (38233, 527589), (40443, 498759), (48267, 417911), (49011, 411567), (58621, 344097), (61659, 327143), (69719, 289323), (73749, 273513), (91171, 221247), (94977, 212381), (96441, 209157), (112437, 179401), (114699, 175863), (121329, 166253), (137189, 147033)]