10203809

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{1721}}^1$

素因数の和:1757

約数の個数: 18

約数和(自身を含む): 13054482

約数和(自身を除く): 2850673

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 1721, 5929, 12047, 18931, 84329, 132517, 208241, 927619, 1457687, 10203809]

約数ペア:

[(1, 10203809), (7, 1457687), (11, 927619), (49, 208241), (77, 132517), (121, 84329), (539, 18931), (847, 12047), (1721, 5929)]