1298033422

素因数分解:

$2^1\times 7^4\times {\mathrm{270311}}^1$

素因数の和:270341

約数の個数: 20

約数和(自身を含む): 2271431736

約数和(自身を除く): 973398314

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 270311, 540622, 1892177, 3784354, 13245239, 26490478, 92716673, 185433346, 649016711, 1298033422]

約数ペア:

[(1, 1298033422), (2, 649016711), (7, 185433346), (14, 92716673), (49, 26490478), (98, 13245239), (343, 3784354), (686, 1892177), (2401, 540622), (4802, 270311)]