211038909

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{52147}}^1$

素因数の和:52240

約数の個数: 16

約数和(自身を含む): 300372480

約数和(自身を除く): 89333571

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 52147, 156441, 990793, 2972379, 3702437, 11107311, 70346303, 211038909]

約数ペア:

[(1, 211038909), (3, 70346303), (19, 11107311), (57, 3702437), (71, 2972379), (213, 990793), (1349, 156441), (4047, 52147)]