217189247

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{6619}}^1$

素因数の和:6806

約数の個数: 16

約数和(自身を含む): 251030400

約数和(自身を除く): 33841153

約数列:

[1, 11, 19, 157, 209, 1727, 2983, 6619, 32813, 72809, 125761, 1039183, 1383371, 11431013, 19744477, 217189247]

約数ペア:

[(1, 217189247), (11, 19744477), (19, 11431013), (157, 1383371), (209, 1039183), (1727, 125761), (2983, 72809), (6619, 32813)]