68280009

素因数分解:

$3^1\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{2389}}^1$

素因数の和:3760

約数の個数: 16

約数和(自身を含む): 104165760

約数和(自身を除く): 35885751

約数列:

[1, 3, 7, 21, 1361, 2389, 4083, 7167, 9527, 16723, 28581, 50169, 3251429, 9754287, 22760003, 68280009]

約数ペア:

[(1, 68280009), (3, 22760003), (7, 9754287), (21, 3251429), (1361, 50169), (2389, 28581), (4083, 16723), (7167, 9527)]