289701215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{12659}}^1$

素因数の和:12886

約数の個数: 16

約数和(自身を含む): 364608000

約数和(自身を除く): 74906785

約数列:

[1, 5, 23, 115, 199, 995, 4577, 12659, 22885, 63295, 291157, 1455785, 2519141, 12595705, 57940243, 289701215]

約数ペア:

[(1, 289701215), (5, 57940243), (23, 12595705), (115, 2519141), (199, 1455785), (995, 291157), (4577, 63295), (12659, 22885)]