215820076

素因数分解:

$2^2\times {\mathrm{811}}^1\times {\mathrm{66529}}^1$

素因数の和:67344

約数の個数: 12

約数和(自身を含む): 378156520

約数和(自身を除く): 162336444

約数列:

[1, 2, 4, 811, 1622, 3244, 66529, 133058, 266116, 53955019, 107910038, 215820076]

約数ペア:

[(1, 215820076), (2, 107910038), (4, 53955019), (811, 266116), (1622, 133058), (3244, 66529)]