320485321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:365

約数の個数: 24

約数和(自身を含む): 360427200

約数和(自身を除く): 39941879

約数列:

[1, 13, 43, 67, 199, 559, 871, 1849, 2587, 2881, 8557, 13333, 24037, 37453, 111241, 123883, 173329, 367951, 573319, 1610479, 4783363, 7453147, 24652717, 320485321]

約数ペア:

[(1, 320485321), (13, 24652717), (43, 7453147), (67, 4783363), (199, 1610479), (559, 573319), (871, 367951), (1849, 173329), (2587, 123883), (2881, 111241), (8557, 37453), (13333, 24037)]