28770476

素因数分解:

$2^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1487}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 57662976

約数和(自身を除く): 28892500

約数列:

[1, 2, 4, 7, 14, 28, 691, 1382, 1487, 2764, 2974, 4837, 5948, 9674, 10409, 19348, 20818, 41636, 1027517, 2055034, 4110068, 7192619, 14385238, 28770476]

約数ペア:

[(1, 28770476), (2, 14385238), (4, 7192619), (7, 4110068), (14, 2055034), (28, 1027517), (691, 41636), (1382, 20818), (1487, 19348), (2764, 10409), (2974, 9674), (4837, 5948)]