172057319

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 217451520

約数和(自身を除く): 45394201

約数列:

[1, 7, 23, 29, 43, 161, 203, 301, 667, 857, 989, 1247, 4669, 5999, 6923, 8729, 19711, 24853, 28681, 36851, 137977, 173971, 200767, 257957, 571619, 847573, 1068679, 4001333, 5933011, 7480753, 24579617, 172057319]

約数ペア:

[(1, 172057319), (7, 24579617), (23, 7480753), (29, 5933011), (43, 4001333), (161, 1068679), (203, 847573), (301, 571619), (667, 257957), (857, 200767), (989, 173971), (1247, 137977), (4669, 36851), (5999, 28681), (6923, 24853), (8729, 19711)]