12189021

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8447}}^1$

素因数の和:8500

約数の個数: 16

約数和(自身を含む): 17977344

約数和(自身を除く): 5788323

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 8447, 25341, 109811, 312539, 329433, 937617, 4063007, 12189021]

約数ペア:

[(1, 12189021), (3, 4063007), (13, 937617), (37, 329433), (39, 312539), (111, 109811), (481, 25341), (1443, 8447)]