157657479

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{7591}}^1$

素因数の和:7667

約数の個数: 32

約数和(自身を含む): 256548864

約数和(自身を除く): 98891385

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 903, 989, 2967, 6923, 7591, 20769, 22773, 53137, 159411, 174593, 326413, 523779, 979239, 1222151, 2284891, 3666453, 6854673, 7507499, 22522497, 52552493, 157657479]

約数ペア:

[(1, 157657479), (3, 52552493), (7, 22522497), (21, 7507499), (23, 6854673), (43, 3666453), (69, 2284891), (129, 1222151), (161, 979239), (301, 523779), (483, 326413), (903, 174593), (989, 159411), (2967, 53137), (6923, 22773), (7591, 20769)]