1177881509

素因数分解:

$7^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1\times {\mathrm{1319}}^1$

素因数の和:2180

約数の個数: 16

約数和(自身を含む): 1356199680

約数和(自身を除く): 178318171

約数列:

[1, 7, 193, 661, 1319, 1351, 4627, 9233, 127573, 254567, 871859, 893011, 1781969, 6103013, 168268787, 1177881509]

約数ペア:

[(1, 1177881509), (7, 168268787), (193, 6103013), (661, 1781969), (1319, 893011), (1351, 871859), (4627, 254567), (9233, 127573)]