217874866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{63079}}^1$

素因数の和:63249

約数の個数: 16

約数和(自身を含む): 358799040

約数和(自身を除く): 140924174

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 63079, 126158, 693869, 1387738, 9903403, 19806806, 108937433, 217874866]

約数ペア:

[(1, 217874866), (2, 108937433), (11, 19806806), (22, 9903403), (157, 1387738), (314, 693869), (1727, 126158), (3454, 63079)]