257354272

素因数分解:

$2^5\times 7^3\times {\mathrm{23447}}^1$

素因数の和:23478

約数の個数: 48

約数和(自身を含む): 590889600

約数和(自身を除く): 333535328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 2744, 5488, 10976, 23447, 46894, 93788, 164129, 187576, 328258, 375152, 656516, 750304, 1148903, 1313032, 2297806, 2626064, 4595612, 5252128, 8042321, 9191224, 16084642, 18382448, 32169284, 36764896, 64338568, 128677136, 257354272]

約数ペア:

[(1, 257354272), (2, 128677136), (4, 64338568), (7, 36764896), (8, 32169284), (14, 18382448), (16, 16084642), (28, 9191224), (32, 8042321), (49, 5252128), (56, 4595612), (98, 2626064), (112, 2297806), (196, 1313032), (224, 1148903), (343, 750304), (392, 656516), (686, 375152), (784, 328258), (1372, 187576), (1568, 164129), (2744, 93788), (5488, 46894), (10976, 23447)]