12991806

素因数分解:

$2^1\times 3^3\times {\mathrm{240589}}^1$

素因数の和:240600

約数の個数: 16

約数和(自身を含む): 28870800

約数和(自身を除く): 15878994

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 240589, 481178, 721767, 1443534, 2165301, 4330602, 6495903, 12991806]

約数ペア:

[(1, 12991806), (2, 6495903), (3, 4330602), (6, 2165301), (9, 1443534), (18, 721767), (27, 481178), (54, 240589)]