12871395

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2777}}^1$

素因数の和:2891

約数の個数: 24

約数和(自身を含む): 22535136

約数和(自身を除く): 9663741

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 2777, 4635, 8331, 13885, 24993, 41655, 124965, 286031, 858093, 1430155, 2574279, 4290465, 12871395]

約数ペア:

[(1, 12871395), (3, 4290465), (5, 2574279), (9, 1430155), (15, 858093), (45, 286031), (103, 124965), (309, 41655), (515, 24993), (927, 13885), (1545, 8331), (2777, 4635)]