81081465

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{74047}}^1$

素因数の和:74128

約数の個数: 16

約数和(自身を含む): 131509248

約数和(自身を除く): 50427783

約数列:

[1, 3, 5, 15, 73, 219, 365, 1095, 74047, 222141, 370235, 1110705, 5405431, 16216293, 27027155, 81081465]

約数ペア:

[(1, 81081465), (3, 27027155), (5, 16216293), (15, 5405431), (73, 1110705), (219, 370235), (365, 222141), (1095, 74047)]