28555121

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10433}}^1$

素因数の和:10480

約数の個数: 16

約数和(自身を含む): 36059904

約数和(自身を除く): 7504783

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 10433, 73031, 177361, 239959, 1241527, 1679713, 4079303, 28555121]

約数ペア:

[(1, 28555121), (7, 4079303), (17, 1679713), (23, 1241527), (119, 239959), (161, 177361), (391, 73031), (2737, 10433)]