3979143

素因数分解:

$3^2\times 7^3\times {\mathrm{1289}}^1$

素因数の和:1316

約数の個数: 24

約数和(自身を含む): 6708000

約数和(自身を除く): 2728857

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 1289, 3087, 3867, 9023, 11601, 27069, 63161, 81207, 189483, 442127, 568449, 1326381, 3979143]

約数ペア:

[(1, 3979143), (3, 1326381), (7, 568449), (9, 442127), (21, 189483), (49, 81207), (63, 63161), (147, 27069), (343, 11601), (441, 9023), (1029, 3867), (1289, 3087)]