209946243

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{316661}}^1$

素因数の和:316694

約数の個数: 16

約数和(自身を含む): 319195296

約数和(自身を除く): 109249053

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 316661, 949983, 4116593, 5383237, 12349779, 16149711, 69982081, 209946243]

約数ペア:

[(1, 209946243), (3, 69982081), (13, 16149711), (17, 12349779), (39, 5383237), (51, 4116593), (221, 949983), (663, 316661)]