2011212217

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{3389}}^1\times {\mathrm{4987}}^1$

素因数の和:8400

約数の個数: 16

約数和(自身を含む): 2434942080

約数和(自身を除く): 423729863

約数列:

[1, 7, 17, 119, 3389, 4987, 23723, 34909, 57613, 84779, 403291, 593453, 16900943, 118306601, 287316031, 2011212217]

約数ペア:

[(1, 2011212217), (7, 287316031), (17, 118306601), (119, 16900943), (3389, 593453), (4987, 403291), (23723, 84779), (34909, 57613)]