13128039

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 19796400

約数和(自身を除く): 6668361

約数列:

[1, 3, 9, 29, 87, 179, 261, 281, 537, 843, 1611, 2529, 5191, 8149, 15573, 24447, 46719, 50299, 73341, 150897, 452691, 1458671, 4376013, 13128039]

約数ペア:

[(1, 13128039), (3, 4376013), (9, 1458671), (29, 452691), (87, 150897), (179, 73341), (261, 50299), (281, 46719), (537, 24447), (843, 15573), (1611, 8149), (2529, 5191)]