131739377

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1019}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 173905920

約数和(自身を除く): 42166543

約数列:

[1, 7, 11, 23, 73, 77, 161, 253, 511, 803, 1019, 1679, 1771, 5621, 7133, 11209, 11753, 18469, 23437, 74387, 78463, 129283, 164059, 257807, 520709, 818257, 1710901, 1804649, 5727799, 11976307, 18819911, 131739377]

約数ペア:

[(1, 131739377), (7, 18819911), (11, 11976307), (23, 5727799), (73, 1804649), (77, 1710901), (161, 818257), (253, 520709), (511, 257807), (803, 164059), (1019, 129283), (1679, 78463), (1771, 74387), (5621, 23437), (7133, 18469), (11209, 11753)]