28171262

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{105907}}^1$

素因数の和:105935

約数の個数: 16

約数和(自身を含む): 50835840

約数和(自身を除く): 22664578

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 105907, 211814, 741349, 1482698, 2012233, 4024466, 14085631, 28171262]

約数ペア:

[(1, 28171262), (2, 14085631), (7, 4024466), (14, 2012233), (19, 1482698), (38, 741349), (133, 211814), (266, 105907)]