28573415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 37917600

約数和(自身を除く): 9344185

約数列:

[1, 5, 13, 47, 65, 199, 235, 611, 995, 2209, 2587, 3055, 9353, 11045, 12935, 28717, 46765, 121589, 143585, 439591, 607945, 2197955, 5714683, 28573415]

約数ペア:

[(1, 28573415), (5, 5714683), (13, 2197955), (47, 607945), (65, 439591), (199, 143585), (235, 121589), (611, 46765), (995, 28717), (2209, 12935), (2587, 11045), (3055, 9353)]