289091984

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{2237}}^1$

素因数の和:2483

約数の個数: 40

約数和(自身を含む): 576947448

約数和(自身を除く): 287855464

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 197, 328, 394, 656, 788, 1576, 2237, 3152, 4474, 8077, 8948, 16154, 17896, 32308, 35792, 64616, 91717, 129232, 183434, 366868, 440689, 733736, 881378, 1467472, 1762756, 3525512, 7051024, 18068249, 36136498, 72272996, 144545992, 289091984]

約数ペア:

[(1, 289091984), (2, 144545992), (4, 72272996), (8, 36136498), (16, 18068249), (41, 7051024), (82, 3525512), (164, 1762756), (197, 1467472), (328, 881378), (394, 733736), (656, 440689), (788, 366868), (1576, 183434), (2237, 129232), (3152, 91717), (4474, 64616), (8077, 35792), (8948, 32308), (16154, 17896)]