210897855

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{3469}}^1$

素因数の和:3680

約数の個数: 48

約数和(自身を含む): 420064320

約数和(自身を除く): 209166465

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 193, 315, 579, 965, 1351, 1737, 2895, 3469, 4053, 6755, 8685, 10407, 12159, 17345, 20265, 24283, 31221, 52035, 60795, 72849, 121415, 156105, 218547, 364245, 669517, 1092735, 2008551, 3347585, 4686619, 6025653, 10042755, 14059857, 23433095, 30128265, 42179571, 70299285, 210897855]

約数ペア:

[(1, 210897855), (3, 70299285), (5, 42179571), (7, 30128265), (9, 23433095), (15, 14059857), (21, 10042755), (35, 6025653), (45, 4686619), (63, 3347585), (105, 2008551), (193, 1092735), (315, 669517), (579, 364245), (965, 218547), (1351, 156105), (1737, 121415), (2895, 72849), (3469, 60795), (4053, 52035), (6755, 31221), (8685, 24283), (10407, 20265), (12159, 17345)]