12656413

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 17095680

約数和(自身を除く): 4439267

約数列:

[1, 7, 11, 19, 41, 77, 133, 209, 211, 287, 451, 779, 1463, 1477, 2321, 3157, 4009, 5453, 8569, 8651, 16247, 28063, 44099, 59983, 60557, 95161, 164369, 308693, 666127, 1150583, 1808059, 12656413]

約数ペア:

[(1, 12656413), (7, 1808059), (11, 1150583), (19, 666127), (41, 308693), (77, 164369), (133, 95161), (209, 60557), (211, 59983), (287, 44099), (451, 28063), (779, 16247), (1463, 8651), (1477, 8569), (2321, 5453), (3157, 4009)]