257010572

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{2549}}^1$

素因数の和:2850

約数の個数: 48

約数和(自身を含む): 555777600

約数和(自身を除く): 298767028

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 277, 364, 554, 1108, 1939, 2549, 3601, 3878, 5098, 7202, 7756, 10196, 14404, 17843, 25207, 33137, 35686, 50414, 66274, 71372, 100828, 132548, 231959, 463918, 706073, 927836, 1412146, 2824292, 4942511, 9178949, 9885022, 18357898, 19770044, 36715796, 64252643, 128505286, 257010572]

約数ペア:

[(1, 257010572), (2, 128505286), (4, 64252643), (7, 36715796), (13, 19770044), (14, 18357898), (26, 9885022), (28, 9178949), (52, 4942511), (91, 2824292), (182, 1412146), (277, 927836), (364, 706073), (554, 463918), (1108, 231959), (1939, 132548), (2549, 100828), (3601, 71372), (3878, 66274), (5098, 50414), (7202, 35686), (7756, 33137), (10196, 25207), (14404, 17843)]