487931031

素因数分解:

$3^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{11717}}^1$

素因数の和:12391

約数の個数: 24

約数和(自身を含む): 806760864

約数和(自身を除く): 318829833

約数列:

[1, 3, 7, 9, 21, 63, 661, 1983, 4627, 5949, 11717, 13881, 35151, 41643, 82019, 105453, 246057, 738171, 7744937, 23234811, 54214559, 69704433, 162643677, 487931031]

約数ペア:

[(1, 487931031), (3, 162643677), (7, 69704433), (9, 54214559), (21, 23234811), (63, 7744937), (661, 738171), (1983, 246057), (4627, 105453), (5949, 82019), (11717, 41643), (13881, 35151)]