261128668

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{1091}}^1\times {\mathrm{1129}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 466436880

約数和(自身を除く): 205308212

約数列:

[1, 2, 4, 53, 106, 212, 1091, 1129, 2182, 2258, 4364, 4516, 57823, 59837, 115646, 119674, 231292, 239348, 1231739, 2463478, 4926956, 65282167, 130564334, 261128668]

約数ペア:

[(1, 261128668), (2, 130564334), (4, 65282167), (53, 4926956), (106, 2463478), (212, 1231739), (1091, 239348), (1129, 231292), (2182, 119674), (2258, 115646), (4364, 59837), (4516, 57823)]