1640202823

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{1969031}}^1$

素因数の和:1969062

約数の個数: 12

約数和(自身を含む): 2020226832

約数和(自身を除く): 380024009

約数列:

[1, 7, 17, 49, 119, 833, 1969031, 13783217, 33473527, 96482519, 234314689, 1640202823]

約数ペア:

[(1, 1640202823), (7, 234314689), (17, 96482519), (49, 33473527), (119, 13783217), (833, 1969031)]