12742268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3761}}^1$

素因数の和:3794

約数の個数: 36

約数和(自身を含む): 28019376

約数和(自身を除く): 15277108

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 3761, 7522, 15044, 26327, 41371, 52654, 82742, 105308, 165484, 289597, 455081, 579194, 910162, 1158388, 1820324, 3185567, 6371134, 12742268]

約数ペア:

[(1, 12742268), (2, 6371134), (4, 3185567), (7, 1820324), (11, 1158388), (14, 910162), (22, 579194), (28, 455081), (44, 289597), (77, 165484), (121, 105308), (154, 82742), (242, 52654), (308, 41371), (484, 26327), (847, 15044), (1694, 7522), (3388, 3761)]