212549085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{674759}}^1$

素因数の和:674777

約数の個数: 24

約数和(自身を含む): 421050240

約数和(自身を除く): 208501155

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 674759, 2024277, 3373795, 4723313, 6072831, 10121385, 14169939, 23616565, 30364155, 42509817, 70849695, 212549085]

約数ペア:

[(1, 212549085), (3, 70849695), (5, 42509817), (7, 30364155), (9, 23616565), (15, 14169939), (21, 10121385), (35, 6072831), (45, 4723313), (63, 3373795), (105, 2024277), (315, 674759)]