306218990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397687}}^1$

素因数の和:397712

約数の個数: 32

約数和(自身を含む): 687204864

約数和(自身を除く): 380985874

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 397687, 795374, 1988435, 2783809, 3976870, 4374557, 5567618, 8749114, 13919045, 21872785, 27838090, 30621899, 43745570, 61243798, 153109495, 306218990]

約数ペア:

[(1, 306218990), (2, 153109495), (5, 61243798), (7, 43745570), (10, 30621899), (11, 27838090), (14, 21872785), (22, 13919045), (35, 8749114), (55, 5567618), (70, 4374557), (77, 3976870), (110, 2783809), (154, 1988435), (385, 795374), (770, 397687)]