31720113

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2383}}^1$

素因数の和:2438

約数の個数: 32

約数和(自身を含む): 51494400

約数和(自身を除く): 19774287

約数列:

[1, 3, 9, 17, 27, 29, 51, 87, 153, 261, 459, 493, 783, 1479, 2383, 4437, 7149, 13311, 21447, 40511, 64341, 69107, 121533, 207321, 364599, 621963, 1093797, 1174819, 1865889, 3524457, 10573371, 31720113]

約数ペア:

[(1, 31720113), (3, 10573371), (9, 3524457), (17, 1865889), (27, 1174819), (29, 1093797), (51, 621963), (87, 364599), (153, 207321), (261, 121533), (459, 69107), (493, 64341), (783, 40511), (1479, 21447), (2383, 13311), (4437, 7149)]