12728469

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{839}}^1$

素因数の和:1244

約数の個数: 16

約数和(自身を含む): 18345600

約数和(自身を除く): 5617131

約数列:

[1, 3, 13, 39, 389, 839, 1167, 2517, 5057, 10907, 15171, 32721, 326371, 979113, 4242823, 12728469]

約数ペア:

[(1, 12728469), (3, 4242823), (13, 979113), (39, 326371), (389, 32721), (839, 15171), (1167, 10907), (2517, 5057)]