12543916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 27659520

約数和(自身を除く): 15115604

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 139, 154, 278, 293, 308, 556, 586, 973, 1172, 1529, 1946, 2051, 3058, 3223, 3892, 4102, 6116, 6446, 8204, 10703, 12892, 21406, 22561, 40727, 42812, 45122, 81454, 90244, 162908, 285089, 447997, 570178, 895994, 1140356, 1791988, 3135979, 6271958, 12543916]

約数ペア:

[(1, 12543916), (2, 6271958), (4, 3135979), (7, 1791988), (11, 1140356), (14, 895994), (22, 570178), (28, 447997), (44, 285089), (77, 162908), (139, 90244), (154, 81454), (278, 45122), (293, 42812), (308, 40727), (556, 22561), (586, 21406), (973, 12892), (1172, 10703), (1529, 8204), (1946, 6446), (2051, 6116), (3058, 4102), (3223, 3892)]