168991871

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{647}}^1$

素因数の和:958

約数の個数: 16

約数和(自身を含む): 181958400

約数和(自身を除く): 12966529

約数列:

[1, 19, 59, 233, 647, 1121, 4427, 12293, 13747, 38173, 150751, 261193, 725287, 2864269, 8894309, 168991871]

約数ペア:

[(1, 168991871), (19, 8894309), (59, 2864269), (233, 725287), (647, 261193), (1121, 150751), (4427, 38173), (12293, 13747)]