2078543835

素因数分解:

$3^4\times 5^1\times {\mathrm{5132207}}^1$

素因数の和:5132224

約数の個数: 20

約数和(自身を含む): 3725983008

約数和(自身を除く): 1647439173

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 5132207, 15396621, 25661035, 46189863, 76983105, 138569589, 230949315, 415708767, 692847945, 2078543835]

約数ペア:

[(1, 2078543835), (3, 692847945), (5, 415708767), (9, 230949315), (15, 138569589), (27, 76983105), (45, 46189863), (81, 25661035), (135, 15396621), (405, 5132207)]