16890349

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{2141}}^1$

素因数の和:2185

約数の個数: 16

約数和(自身を含む): 20563200

約数和(自身を除く): 3672851

約数列:

[1, 7, 23, 49, 161, 343, 1127, 2141, 7889, 14987, 49243, 104909, 344701, 734363, 2412907, 16890349]

約数ペア:

[(1, 16890349), (7, 2412907), (23, 734363), (49, 344701), (161, 104909), (343, 49243), (1127, 14987), (2141, 7889)]