54725993

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1042

約数の個数: 20

約数和(自身を含む): 66686208

約数和(自身を除く): 11960215

約数列:

[1, 7, 23, 49, 161, 343, 991, 1127, 2401, 6937, 7889, 22793, 48559, 55223, 159551, 339913, 1116857, 2379391, 7817999, 54725993]

約数ペア:

[(1, 54725993), (7, 7817999), (23, 2379391), (49, 1116857), (161, 339913), (343, 159551), (991, 55223), (1127, 48559), (2401, 22793), (6937, 7889)]