208430068

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{676721}}^1$

素因数の和:676743

約数の個数: 24

約数和(自身を含む): 454757184

約数和(自身を除く): 246327116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 676721, 1353442, 2706884, 4737047, 7443931, 9474094, 14887862, 18948188, 29775724, 52107517, 104215034, 208430068]

約数ペア:

[(1, 208430068), (2, 104215034), (4, 52107517), (7, 29775724), (11, 18948188), (14, 14887862), (22, 9474094), (28, 7443931), (44, 4737047), (77, 2706884), (154, 1353442), (308, 676721)]