201553191

素因数分解:

$3^6\times 7^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:463

約数の個数: 56

約数和(自身を含む): 349200384

約数和(自身を除く): 147647193

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 243, 311, 381, 567, 729, 889, 933, 1143, 1701, 2177, 2667, 2799, 3429, 5103, 6531, 8001, 8397, 10287, 19593, 24003, 25191, 30861, 39497, 58779, 72009, 75573, 92583, 118491, 176337, 216027, 226719, 276479, 355473, 529011, 648081, 829437, 1066419, 1587033, 2488311, 3199257, 7464933, 9597771, 22394799, 28793313, 67184397, 201553191]

約数ペア:

[(1, 201553191), (3, 67184397), (7, 28793313), (9, 22394799), (21, 9597771), (27, 7464933), (63, 3199257), (81, 2488311), (127, 1587033), (189, 1066419), (243, 829437), (311, 648081), (381, 529011), (567, 355473), (729, 276479), (889, 226719), (933, 216027), (1143, 176337), (1701, 118491), (2177, 92583), (2667, 75573), (2799, 72009), (3429, 58779), (5103, 39497), (6531, 30861), (8001, 25191), (8397, 24003), (10287, 19593)]