128878624

素因数分解:

$2^5\times 7^2\times {\mathrm{82193}}^1$

素因数の和:82217

約数の個数: 36

約数和(自身を含む): 295158654

約数和(自身を除く): 166280030

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 82193, 164386, 328772, 575351, 657544, 1150702, 1315088, 2301404, 2630176, 4027457, 4602808, 8054914, 9205616, 16109828, 18411232, 32219656, 64439312, 128878624]

約数ペア:

[(1, 128878624), (2, 64439312), (4, 32219656), (7, 18411232), (8, 16109828), (14, 9205616), (16, 8054914), (28, 4602808), (32, 4027457), (49, 2630176), (56, 2301404), (98, 1315088), (112, 1150702), (196, 657544), (224, 575351), (392, 328772), (784, 164386), (1568, 82193)]