638700712481

素因数分解:

${\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{2974561}}^1$

素因数の和:2974856

約数の個数: 16

約数和(自身を含む): 699616982400

約数和(自身を除く): 60916269919

約数列:

[1, 13, 83, 199, 1079, 2587, 16517, 214721, 2974561, 38669293, 246888563, 591937639, 3209551319, 7695189307, 49130824037, 638700712481]

約数ペア:

[(1, 638700712481), (13, 49130824037), (83, 7695189307), (199, 3209551319), (1079, 591937639), (2587, 246888563), (16517, 38669293), (214721, 2974561)]