209173679

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{461}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 260789760

約数和(自身を除く): 51616081

約数列:

[1, 11, 13, 19, 143, 167, 209, 247, 461, 1837, 2171, 2717, 3173, 5071, 5993, 8759, 23881, 34903, 41249, 65923, 76987, 96349, 113867, 453739, 846857, 1000831, 1252537, 1462753, 11009141, 16090283, 19015789, 209173679]

約数ペア:

[(1, 209173679), (11, 19015789), (13, 16090283), (19, 11009141), (143, 1462753), (167, 1252537), (209, 1000831), (247, 846857), (461, 453739), (1837, 113867), (2171, 96349), (2717, 76987), (3173, 65923), (5071, 41249), (5993, 34903), (8759, 23881)]