28328892

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{22063}}^1$

素因数の和:22177

約数の個数: 24

約数和(自身を含む): 66721536

約数和(自身を除く): 38392644

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 22063, 44126, 66189, 88252, 132378, 264756, 2360741, 4721482, 7082223, 9442964, 14164446, 28328892]

約数ペア:

[(1, 28328892), (2, 14164446), (3, 9442964), (4, 7082223), (6, 4721482), (12, 2360741), (107, 264756), (214, 132378), (321, 88252), (428, 66189), (642, 44126), (1284, 22063)]