16909809

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{15193}}^1$

素因数の和:15256

約数の個数: 16

約数和(自身を含む): 26255232

約数和(自身を除く): 9345423

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 15193, 45579, 106351, 319053, 805229, 2415687, 5636603, 16909809]

約数ペア:

[(1, 16909809), (3, 5636603), (7, 2415687), (21, 805229), (53, 319053), (159, 106351), (371, 45579), (1113, 15193)]