201640779

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{140909}}^1$

素因数の和:140971

約数の個数: 16

約数和(自身を含む): 304365600

約数和(自身を除く): 102724821

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 140909, 422727, 1268181, 3804543, 7468177, 22404531, 67213593, 201640779]

約数ペア:

[(1, 201640779), (3, 67213593), (9, 22404531), (27, 7468177), (53, 3804543), (159, 1268181), (477, 422727), (1431, 140909)]