12991076

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{839}}^1$

素因数の和:936

約数の個数: 36

約数和(自身を含む): 26812800

約数和(自身を除く): 13821724

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 553, 839, 1106, 1678, 2212, 3356, 3871, 5873, 7742, 11746, 15484, 23492, 41111, 66281, 82222, 132562, 164444, 265124, 463967, 927934, 1855868, 3247769, 6495538, 12991076]

約数ペア:

[(1, 12991076), (2, 6495538), (4, 3247769), (7, 1855868), (14, 927934), (28, 463967), (49, 265124), (79, 164444), (98, 132562), (158, 82222), (196, 66281), (316, 41111), (553, 23492), (839, 15484), (1106, 11746), (1678, 7742), (2212, 5873), (3356, 3871)]