291233394

素因数分解:

$2^1\times 3^4\times {\mathrm{109}}^1\times {\mathrm{16493}}^1$

素因数の和:16616

約数の個数: 40

約数和(自身を含む): 658605420

約数和(自身を除く): 367372026

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 109, 162, 218, 327, 654, 981, 1962, 2943, 5886, 8829, 16493, 17658, 32986, 49479, 98958, 148437, 296874, 445311, 890622, 1335933, 1797737, 2671866, 3595474, 5393211, 10786422, 16179633, 32359266, 48538899, 97077798, 145616697, 291233394]

約数ペア:

[(1, 291233394), (2, 145616697), (3, 97077798), (6, 48538899), (9, 32359266), (18, 16179633), (27, 10786422), (54, 5393211), (81, 3595474), (109, 2671866), (162, 1797737), (218, 1335933), (327, 890622), (654, 445311), (981, 296874), (1962, 148437), (2943, 98958), (5886, 49479), (8829, 32986), (16493, 17658)]