12945604

素因数分解:

$2^2\times 7^2\times {\mathrm{257}}^2$

素因数の和:532

約数の個数: 27

約数和(自身を含む): 26456493

約数和(自身を除く): 13510889

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 257, 514, 1028, 1799, 3598, 7196, 12593, 25186, 50372, 66049, 132098, 264196, 462343, 924686, 1849372, 3236401, 6472802, 12945604]

約数ペア:

[(1, 12945604), (2, 6472802), (4, 3236401), (7, 1849372), (14, 924686), (28, 462343), (49, 264196), (98, 132098), (196, 66049), (257, 50372), (514, 25186), (1028, 12593), (1799, 7196)]