12860913

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7669}}^1$

素因数の和:7728

約数の個数: 16

約数和(自身を含む): 18898880

約数和(自身を除く): 6037967

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 7669, 23007, 99697, 299091, 329767, 989301, 4286971, 12860913]

約数ペア:

[(1, 12860913), (3, 4286971), (13, 989301), (39, 329767), (43, 299091), (129, 99697), (559, 23007), (1677, 7669)]