212793721

素因数分解:

$7^2\times {\mathrm{443}}^1\times {\mathrm{9803}}^1$

素因数の和:10260

約数の個数: 12

約数和(自身を含む): 248119632

約数和(自身を除く): 35325911

約数列:

[1, 7, 49, 443, 3101, 9803, 21707, 68621, 480347, 4342729, 30399103, 212793721]

約数ペア:

[(1, 212793721), (7, 30399103), (49, 4342729), (443, 480347), (3101, 68621), (9803, 21707)]