208690696

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{606659}}^1$

素因数の和:606708

約数の個数: 16

約数和(自身を含む): 400395600

約数和(自身を除く): 191704904

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 606659, 1213318, 2426636, 4853272, 26086337, 52172674, 104345348, 208690696]

約数ペア:

[(1, 208690696), (2, 104345348), (4, 52172674), (8, 26086337), (43, 4853272), (86, 2426636), (172, 1213318), (344, 606659)]