389898236

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1071149}}^1$

素因数の和:1071173

約数の個数: 24

約数和(自身を含む): 839781600

約数和(自身を除く): 449883364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1071149, 2142298, 4284596, 7498043, 13924937, 14996086, 27849874, 29992172, 55699748, 97474559, 194949118, 389898236]

約数ペア:

[(1, 389898236), (2, 194949118), (4, 97474559), (7, 55699748), (13, 29992172), (14, 27849874), (26, 14996086), (28, 13924937), (52, 7498043), (91, 4284596), (182, 2142298), (364, 1071149)]