1281154814

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{209819}}^1$

素因数の和:209935

約数の個数: 16

約数和(自身を含む): 1994129280

約数和(自身を除く): 712974466

約数列:

[1, 2, 43, 71, 86, 142, 3053, 6106, 209819, 419638, 9022217, 14897149, 18044434, 29794298, 640577407, 1281154814]

約数ペア:

[(1, 1281154814), (2, 640577407), (43, 29794298), (71, 18044434), (86, 14897149), (142, 9022217), (3053, 419638), (6106, 209819)]