257099346

素因数分解:

$2^1\times 3^{10}\times 7^1\times {\mathrm{311}}^1$

素因数の和:350

約数の個数: 88

約数和(自身を含む): 663234624

約数和(自身を除く): 406135278

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 311, 378, 486, 567, 622, 729, 933, 1134, 1458, 1701, 1866, 2177, 2187, 2799, 3402, 4354, 4374, 5103, 5598, 6531, 6561, 8397, 10206, 13062, 13122, 15309, 16794, 19593, 19683, 25191, 30618, 39186, 39366, 45927, 50382, 58779, 59049, 75573, 91854, 117558, 118098, 137781, 151146, 176337, 226719, 275562, 352674, 413343, 453438, 529011, 680157, 826686, 1058022, 1360314, 1587033, 2040471, 3174066, 4080942, 4761099, 6121413, 9522198, 12242826, 14283297, 18364239, 28566594, 36728478, 42849891, 85699782, 128549673, 257099346]

約数ペア:

[(1, 257099346), (2, 128549673), (3, 85699782), (6, 42849891), (7, 36728478), (9, 28566594), (14, 18364239), (18, 14283297), (21, 12242826), (27, 9522198), (42, 6121413), (54, 4761099), (63, 4080942), (81, 3174066), (126, 2040471), (162, 1587033), (189, 1360314), (243, 1058022), (311, 826686), (378, 680157), (486, 529011), (567, 453438), (622, 413343), (729, 352674), (933, 275562), (1134, 226719), (1458, 176337), (1701, 151146), (1866, 137781), (2177, 118098), (2187, 117558), (2799, 91854), (3402, 75573), (4354, 59049), (4374, 58779), (5103, 50382), (5598, 45927), (6531, 39366), (6561, 39186), (8397, 30618), (10206, 25191), (13062, 19683), (13122, 19593), (15309, 16794)]