420139874

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{66541}}^1$

素因数の和:66602

約数の個数: 32

約数和(自身を含む): 804892032

約数和(自身を除く): 384752158

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 154, 287, 451, 574, 902, 3157, 6314, 66541, 133082, 465787, 731951, 931574, 1463902, 2728181, 5123657, 5456362, 10247314, 19097267, 30009991, 38194534, 60019982, 210069937, 420139874]

約数ペア:

[(1, 420139874), (2, 210069937), (7, 60019982), (11, 38194534), (14, 30009991), (22, 19097267), (41, 10247314), (77, 5456362), (82, 5123657), (154, 2728181), (287, 1463902), (451, 931574), (574, 731951), (902, 465787), (3157, 133082), (6314, 66541)]