17000781

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 26999808

約数和(自身を除く): 9999027

約数列:

[1, 3, 7, 21, 43, 67, 129, 201, 281, 301, 469, 843, 903, 1407, 1967, 2881, 5901, 8643, 12083, 18827, 20167, 36249, 56481, 60501, 84581, 131789, 253743, 395367, 809561, 2428683, 5666927, 17000781]

約数ペア:

[(1, 17000781), (3, 5666927), (7, 2428683), (21, 809561), (43, 395367), (67, 253743), (129, 131789), (201, 84581), (281, 60501), (301, 56481), (469, 36249), (843, 20167), (903, 18827), (1407, 12083), (1967, 8643), (2881, 5901)]