2008017669

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1\times {\mathrm{1949}}^1$

素因数の和:2721

約数の個数: 32

約数和(自身を含む): 3109017600

約数和(自身を除く): 1100999931

約数列:

[1, 3, 7, 21, 71, 213, 497, 691, 1491, 1949, 2073, 4837, 5847, 13643, 14511, 40929, 49061, 138379, 147183, 343427, 415137, 968653, 1030281, 1346759, 2905959, 4040277, 9427313, 28281939, 95619889, 286859667, 669339223, 2008017669]

約数ペア:

[(1, 2008017669), (3, 669339223), (7, 286859667), (21, 95619889), (71, 28281939), (213, 9427313), (497, 4040277), (691, 2905959), (1491, 1346759), (1949, 1030281), (2073, 968653), (4837, 415137), (5847, 343427), (13643, 147183), (14511, 138379), (40929, 49061)]