131678248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{827}}^1\times {\mathrm{1531}}^1$

素因数の和:2377

約数の個数: 32

約数和(自身を含む): 266384160

約数和(自身を除く): 134705912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 827, 1531, 1654, 3062, 3308, 6124, 6616, 10751, 12248, 19903, 21502, 39806, 43004, 79612, 86008, 159224, 1266137, 2532274, 5064548, 10129096, 16459781, 32919562, 65839124, 131678248]

約数ペア:

[(1, 131678248), (2, 65839124), (4, 32919562), (8, 16459781), (13, 10129096), (26, 5064548), (52, 2532274), (104, 1266137), (827, 159224), (1531, 86008), (1654, 79612), (3062, 43004), (3308, 39806), (6124, 21502), (6616, 19903), (10751, 12248)]