671440221

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{106123}}^1$

素因数の和:106185

約数の個数: 24

約数和(自身を含む): 1048505120

約数和(自身を除く): 377064899

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 6327, 106123, 318369, 955107, 2016337, 3926551, 6049011, 11779653, 18147033, 35338959, 74604469, 223813407, 671440221]

約数ペア:

[(1, 671440221), (3, 223813407), (9, 74604469), (19, 35338959), (37, 18147033), (57, 11779653), (111, 6049011), (171, 3926551), (333, 2016337), (703, 955107), (2109, 318369), (6327, 106123)]