12656886

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 29154816

約数和(自身を除く): 16497930

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 71, 73, 74, 111, 142, 146, 213, 219, 222, 407, 426, 438, 781, 803, 814, 1221, 1562, 1606, 2343, 2409, 2442, 2627, 2701, 4686, 4818, 5183, 5254, 5402, 7881, 8103, 10366, 15549, 15762, 16206, 28897, 29711, 31098, 57013, 57794, 59422, 86691, 89133, 114026, 171039, 173382, 178266, 191771, 342078, 383542, 575313, 1150626, 2109481, 4218962, 6328443, 12656886]

約数ペア:

[(1, 12656886), (2, 6328443), (3, 4218962), (6, 2109481), (11, 1150626), (22, 575313), (33, 383542), (37, 342078), (66, 191771), (71, 178266), (73, 173382), (74, 171039), (111, 114026), (142, 89133), (146, 86691), (213, 59422), (219, 57794), (222, 57013), (407, 31098), (426, 29711), (438, 28897), (781, 16206), (803, 15762), (814, 15549), (1221, 10366), (1562, 8103), (1606, 7881), (2343, 5402), (2409, 5254), (2442, 5183), (2627, 4818), (2701, 4686)]