207909051

素因数分解:

$3^1\times 7^1\times {\mathrm{2551}}^1\times {\mathrm{3881}}^1$

素因数の和:6442

約数の個数: 16

約数和(自身を含む): 317019648

約数和(自身を除く): 109110597

約数列:

[1, 3, 7, 21, 2551, 3881, 7653, 11643, 17857, 27167, 53571, 81501, 9900431, 29701293, 69303017, 207909051]

約数ペア:

[(1, 207909051), (3, 69303017), (7, 29701293), (21, 9900431), (2551, 81501), (3881, 53571), (7653, 27167), (11643, 17857)]