25942287

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{28729}}^1$

素因数の和:28782

約数の個数: 16

約数和(自身を含む): 40451840

約数和(自身を除く): 14509553

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 28729, 86187, 201103, 603309, 1235347, 3706041, 8647429, 25942287]

約数ペア:

[(1, 25942287), (3, 8647429), (7, 3706041), (21, 1235347), (43, 603309), (129, 201103), (301, 86187), (903, 28729)]