198156217

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{3889}}^1$

素因数の和:4176

約数の個数: 16

約数和(自身を含む): 235267200

約数和(自身を除く): 37110983

約数列:

[1, 7, 29, 203, 251, 1757, 3889, 7279, 27223, 50953, 112781, 789467, 976139, 6832973, 28308031, 198156217]

約数ペア:

[(1, 198156217), (7, 28308031), (29, 6832973), (203, 976139), (251, 789467), (1757, 112781), (3889, 50953), (7279, 27223)]