247974189

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{881}}^1\times {\mathrm{5519}}^1$

素因数の和:6420

約数の個数: 16

約数和(自身を含む): 350542080

約数和(自身を除く): 102567891

約数列:

[1, 3, 17, 51, 881, 2643, 5519, 14977, 16557, 44931, 93823, 281469, 4862239, 14586717, 82658063, 247974189]

約数ペア:

[(1, 247974189), (3, 82658063), (17, 14586717), (51, 4862239), (881, 281469), (2643, 93823), (5519, 44931), (14977, 16557)]