280314628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{45833}}^1$

素因数の和:45987

約数の個数: 24

約数和(自身を含む): 539007840

約数和(自身を除く): 258693212

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 6116, 45833, 91666, 183332, 504163, 1008326, 2016652, 6370787, 12741574, 25483148, 70078657, 140157314, 280314628]

約数ペア:

[(1, 280314628), (2, 140157314), (4, 70078657), (11, 25483148), (22, 12741574), (44, 6370787), (139, 2016652), (278, 1008326), (556, 504163), (1529, 183332), (3058, 91666), (6116, 45833)]