13257945

素因数分解:

$3^3\times 5^1\times {\mathrm{98207}}^1$

素因数の和:98221

約数の個数: 16

約数和(自身を含む): 23569920

約数和(自身を除く): 10311975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 98207, 294621, 491035, 883863, 1473105, 2651589, 4419315, 13257945]

約数ペア:

[(1, 13257945), (3, 4419315), (5, 2651589), (9, 1473105), (15, 883863), (27, 491035), (45, 294621), (135, 98207)]