209214789847

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{5000473}}^1$

素因数の和:5000662

約数の個数: 16

約数和(自身を含む): 246423358720

約数和(自身を除く): 37208568873

約数列:

[1, 7, 43, 139, 301, 973, 5977, 41839, 5000473, 35003311, 215020339, 695065747, 1505142373, 4865460229, 29887827121, 209214789847]

約数ペア:

[(1, 209214789847), (7, 29887827121), (43, 4865460229), (139, 1505142373), (301, 695065747), (973, 215020339), (5977, 35003311), (41839, 5000473)]