2688892787

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{617}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 3426785280

約数和(自身を除く): 737892493

約数列:

[1, 7, 19, 31, 49, 133, 151, 217, 589, 617, 931, 1057, 1519, 2869, 4123, 4319, 4681, 7399, 11723, 19127, 20083, 28861, 30233, 32767, 82061, 88939, 93167, 133889, 140581, 229369, 363413, 574427, 622573, 652169, 937223, 1770173, 2543891, 2888177, 4358011, 4565183, 12391211, 17807237, 20217239, 54875363, 86738477, 141520673, 384127541, 2688892787]

約数ペア:

[(1, 2688892787), (7, 384127541), (19, 141520673), (31, 86738477), (49, 54875363), (133, 20217239), (151, 17807237), (217, 12391211), (589, 4565183), (617, 4358011), (931, 2888177), (1057, 2543891), (1519, 1770173), (2869, 937223), (4123, 652169), (4319, 622573), (4681, 574427), (7399, 363413), (11723, 229369), (19127, 140581), (20083, 133889), (28861, 93167), (30233, 88939), (32767, 82061)]