256473459

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{287849}}^1$

素因数の和:287872

約数の個数: 20

約数和(自身を含む): 417958200

約数和(自身を除く): 161484741

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 287849, 863547, 2590641, 3166339, 7771923, 9499017, 23315769, 28497051, 85491153, 256473459]

約数ペア:

[(1, 256473459), (3, 85491153), (9, 28497051), (11, 23315769), (27, 9499017), (33, 7771923), (81, 3166339), (99, 2590641), (297, 863547), (891, 287849)]