168991018

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{180161}}^1$

素因数の和:180237

約数の個数: 16

約数和(自身を含む): 294024384

約数和(自身を除く): 125033366

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 180161, 360322, 1261127, 2522254, 12070787, 24141574, 84495509, 168991018]

約数ペア:

[(1, 168991018), (2, 84495509), (7, 24141574), (14, 12070787), (67, 2522254), (134, 1261127), (469, 360322), (938, 180161)]