287841281

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{11177}}^1$

素因数の和:11480

約数の個数: 16

約数和(自身を含む): 355549824

約数和(自身を除く): 67708543

約数列:

[1, 7, 13, 91, 283, 1981, 3679, 11177, 25753, 78239, 145301, 1017107, 3163091, 22141637, 41120183, 287841281]

約数ペア:

[(1, 287841281), (7, 41120183), (13, 22141637), (91, 3163091), (283, 1017107), (1981, 145301), (3679, 78239), (11177, 25753)]