81570204

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{16301}}^1$

素因数の和:16450

約数の個数: 36

約数和(自身を含む): 207687480

約数和(自身を除く): 126117276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 16301, 32602, 48903, 65204, 97806, 146709, 195612, 293418, 586836, 2265839, 4531678, 6797517, 9063356, 13595034, 20392551, 27190068, 40785102, 81570204]

約数ペア:

[(1, 81570204), (2, 40785102), (3, 27190068), (4, 20392551), (6, 13595034), (9, 9063356), (12, 6797517), (18, 4531678), (36, 2265839), (139, 586836), (278, 293418), (417, 195612), (556, 146709), (834, 97806), (1251, 65204), (1668, 48903), (2502, 32602), (5004, 16301)]