257271123

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{19319}}^1$

素因数の和:19538

約数の個数: 16

約数和(自身を含む): 359815680

約数和(自身を除く): 102544557

約数列:

[1, 3, 23, 69, 193, 579, 4439, 13317, 19319, 57957, 444337, 1333011, 3728567, 11185701, 85757041, 257271123]

約数ペア:

[(1, 257271123), (3, 85757041), (23, 11185701), (69, 3728567), (193, 1333011), (579, 444337), (4439, 57957), (13317, 19319)]