67737321

素因数分解:

$3^2\times {\mathrm{137}}^2\times {\mathrm{401}}^1$

素因数の和:681

約数の個数: 18

約数和(自身を含む): 98807982

約数和(自身を除く): 31070661

約数列:

[1, 3, 9, 137, 401, 411, 1203, 1233, 3609, 18769, 54937, 56307, 164811, 168921, 494433, 7526369, 22579107, 67737321]

約数ペア:

[(1, 67737321), (3, 22579107), (9, 7526369), (137, 494433), (401, 168921), (411, 164811), (1203, 56307), (1233, 54937), (3609, 18769)]