669032721

素因数分解:

$3^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{22643}}^1$

素因数の和:22730

約数の個数: 36

約数和(自身を含む): 1140985872

約数和(自身を除く): 471953151

約数列:

[1, 3, 7, 9, 21, 49, 63, 67, 147, 201, 441, 469, 603, 1407, 3283, 4221, 9849, 22643, 29547, 67929, 158501, 203787, 475503, 1109507, 1426509, 1517081, 3328521, 4551243, 9985563, 10619567, 13653729, 31858701, 74336969, 95576103, 223010907, 669032721]

約数ペア:

[(1, 669032721), (3, 223010907), (7, 95576103), (9, 74336969), (21, 31858701), (49, 13653729), (63, 10619567), (67, 9985563), (147, 4551243), (201, 3328521), (441, 1517081), (469, 1426509), (603, 1109507), (1407, 475503), (3283, 203787), (4221, 158501), (9849, 67929), (22643, 29547)]