13187121

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 20275200

約数和(自身を除く): 7088079

約数列:

[1, 3, 17, 19, 31, 51, 57, 93, 323, 439, 527, 589, 969, 1317, 1581, 1767, 7463, 8341, 10013, 13609, 22389, 25023, 30039, 40827, 141797, 231353, 258571, 425391, 694059, 775713, 4395707, 13187121]

約数ペア:

[(1, 13187121), (3, 4395707), (17, 775713), (19, 694059), (31, 425391), (51, 258571), (57, 231353), (93, 141797), (323, 40827), (439, 30039), (527, 25023), (589, 22389), (969, 13609), (1317, 10013), (1581, 8341), (1767, 7463)]