27920101

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 32918400

約数和(自身を除く): 4998299

約数列:

[1, 11, 19, 79, 89, 209, 361, 869, 979, 1501, 1691, 3971, 7031, 16511, 18601, 28519, 32129, 77341, 133589, 313709, 353419, 1469479, 2538191, 27920101]

約数ペア:

[(1, 27920101), (11, 2538191), (19, 1469479), (79, 353419), (89, 313709), (209, 133589), (361, 77341), (869, 32129), (979, 28519), (1501, 18601), (1691, 16511), (3971, 7031)]