12129418

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 21934080

約数和(自身を除く): 9804662

約数列:

[1, 2, 7, 14, 23, 46, 139, 161, 271, 278, 322, 542, 973, 1897, 1946, 3197, 3794, 6233, 6394, 12466, 22379, 37669, 43631, 44758, 75338, 87262, 263683, 527366, 866387, 1732774, 6064709, 12129418]

約数ペア:

[(1, 12129418), (2, 6064709), (7, 1732774), (14, 866387), (23, 527366), (46, 263683), (139, 87262), (161, 75338), (271, 44758), (278, 43631), (322, 37669), (542, 22379), (973, 12466), (1897, 6394), (1946, 6233), (3197, 3794)]