206885091

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{518509}}^1$

素因数の和:518538

約数の個数: 16

約数和(自身を含む): 331846400

約数和(自身を除く): 124961309

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 518509, 1555527, 3629563, 9851671, 10888689, 29555013, 68961697, 206885091]

約数ペア:

[(1, 206885091), (3, 68961697), (7, 29555013), (19, 10888689), (21, 9851671), (57, 3629563), (133, 1555527), (399, 518509)]