28110719

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2887}}^1$

素因数の和:3014

約数の個数: 16

約数和(自身を含む): 34933248

約数和(自身を除く): 6822529

約数列:

[1, 7, 13, 91, 107, 749, 1391, 2887, 9737, 20209, 37531, 262717, 308909, 2162363, 4015817, 28110719]

約数ペア:

[(1, 28110719), (7, 4015817), (13, 2162363), (91, 308909), (107, 262717), (749, 37531), (1391, 20209), (2887, 9737)]