12865144

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 25154640

約数和(自身を除く): 12289496

約数列:

[1, 2, 4, 8, 41, 61, 82, 122, 164, 244, 328, 488, 643, 1286, 2501, 2572, 5002, 5144, 10004, 20008, 26363, 39223, 52726, 78446, 105452, 156892, 210904, 313784, 1608143, 3216286, 6432572, 12865144]

約数ペア:

[(1, 12865144), (2, 6432572), (4, 3216286), (8, 1608143), (41, 313784), (61, 210904), (82, 156892), (122, 105452), (164, 78446), (244, 52726), (328, 39223), (488, 26363), (643, 20008), (1286, 10004), (2501, 5144), (2572, 5002)]