890569732

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{398287}}^1$

素因数の和:398347

約数の個数: 24

約数和(自身を含む): 1717417856

約数和(自身を除く): 826848124

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 398287, 796574, 1593148, 5177731, 10355462, 17126341, 20710924, 34252682, 68505364, 222642433, 445284866, 890569732]

約数ペア:

[(1, 890569732), (2, 445284866), (4, 222642433), (13, 68505364), (26, 34252682), (43, 20710924), (52, 17126341), (86, 10355462), (172, 5177731), (559, 1593148), (1118, 796574), (2236, 398287)]