12108985

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 17740800

約数和(自身を除く): 5631815

約数列:

[1, 5, 7, 19, 35, 95, 131, 133, 139, 655, 665, 695, 917, 973, 2489, 2641, 4585, 4865, 12445, 13205, 17423, 18209, 18487, 87115, 91045, 92435, 127463, 345971, 637315, 1729855, 2421797, 12108985]

約数ペア:

[(1, 12108985), (5, 2421797), (7, 1729855), (19, 637315), (35, 345971), (95, 127463), (131, 92435), (133, 91045), (139, 87115), (655, 18487), (665, 18209), (695, 17423), (917, 13205), (973, 12445), (2489, 4865), (2641, 4585)]