278312128

素因数分解:

$2^6\times {\mathrm{977}}^1\times {\mathrm{4451}}^1$

素因数の和:5440

約数の個数: 28

約数和(自身を含む): 552965112

約数和(自身を除く): 274652984

約数列:

[1, 2, 4, 8, 16, 32, 64, 977, 1954, 3908, 4451, 7816, 8902, 15632, 17804, 31264, 35608, 62528, 71216, 142432, 284864, 4348627, 8697254, 17394508, 34789016, 69578032, 139156064, 278312128]

約数ペア:

[(1, 278312128), (2, 139156064), (4, 69578032), (8, 34789016), (16, 17394508), (32, 8697254), (64, 4348627), (977, 284864), (1954, 142432), (3908, 71216), (4451, 62528), (7816, 35608), (8902, 31264), (15632, 17804)]