254131423

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{907}}^1\times {\mathrm{3079}}^1$

素因数の和:4006

約数の個数: 16

約数和(自身を含む): 313223680

約数和(自身を除く): 59092257

約数列:

[1, 7, 13, 91, 907, 3079, 6349, 11791, 21553, 40027, 82537, 280189, 2792653, 19548571, 36304489, 254131423]

約数ペア:

[(1, 254131423), (7, 36304489), (13, 19548571), (91, 2792653), (907, 280189), (3079, 82537), (6349, 40027), (11791, 21553)]