66618868

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{2467}}^1$

素因数の和:2671

約数の個数: 24

約数和(自身を含む): 120102752

約数和(自身を除く): 53483884

約数列:

[1, 2, 4, 43, 86, 157, 172, 314, 628, 2467, 4934, 6751, 9868, 13502, 27004, 106081, 212162, 387319, 424324, 774638, 1549276, 16654717, 33309434, 66618868]

約数ペア:

[(1, 66618868), (2, 33309434), (4, 16654717), (43, 1549276), (86, 774638), (157, 424324), (172, 387319), (314, 212162), (628, 106081), (2467, 27004), (4934, 13502), (6751, 9868)]