1198889315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{259781}}^1$

素因数の和:259870

約数の個数: 16

約数和(自身を含む): 1571161536

約数和(自身を除く): 372272221

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 259781, 1298905, 3377153, 16885765, 18444451, 92222255, 239777863, 1198889315]

約数ペア:

[(1, 1198889315), (5, 239777863), (13, 92222255), (65, 18444451), (71, 16885765), (355, 3377153), (923, 1298905), (4615, 259781)]