209641572

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{831911}}^1$

素因数の和:831928

約数の個数: 36

約数和(自身を含む): 605631936

約数和(自身を除く): 395990364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 831911, 1663822, 2495733, 3327644, 4991466, 5823377, 7487199, 9982932, 11646754, 14974398, 17470131, 23293508, 29948796, 34940262, 52410393, 69880524, 104820786, 209641572]

約数ペア:

[(1, 209641572), (2, 104820786), (3, 69880524), (4, 52410393), (6, 34940262), (7, 29948796), (9, 23293508), (12, 17470131), (14, 14974398), (18, 11646754), (21, 9982932), (28, 7487199), (36, 5823377), (42, 4991466), (63, 3327644), (84, 2495733), (126, 1663822), (252, 831911)]