12984268

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:358

約数の個数: 36

約数和(自身を含む): 25285960

約数和(自身を除く): 12301692

約数列:

[1, 2, 4, 11, 22, 44, 121, 139, 193, 242, 278, 386, 484, 556, 772, 1529, 2123, 3058, 4246, 6116, 8492, 16819, 23353, 26827, 33638, 46706, 53654, 67276, 93412, 107308, 295097, 590194, 1180388, 3246067, 6492134, 12984268]

約数ペア:

[(1, 12984268), (2, 6492134), (4, 3246067), (11, 1180388), (22, 590194), (44, 295097), (121, 107308), (139, 93412), (193, 67276), (242, 53654), (278, 46706), (386, 33638), (484, 26827), (556, 23353), (772, 16819), (1529, 8492), (2123, 6116), (3058, 4246)]