72171945

素因数分解:

$3^3\times 5^1\times {\mathrm{534607}}^1$

素因数の和:534621

約数の個数: 16

約数和(自身を含む): 128305920

約数和(自身を除く): 56133975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 534607, 1603821, 2673035, 4811463, 8019105, 14434389, 24057315, 72171945]

約数ペア:

[(1, 72171945), (3, 24057315), (5, 14434389), (9, 8019105), (15, 4811463), (27, 2673035), (45, 1603821), (135, 534607)]