207965128

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{26717}}^1$

素因数の和:26869

約数の個数: 32

約数和(自身を含む): 448862400

約数和(自身を除く): 240897272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 26717, 53434, 106868, 187019, 213736, 374038, 748076, 1496152, 3713663, 7427326, 14854652, 25995641, 29709304, 51991282, 103982564, 207965128]

約数ペア:

[(1, 207965128), (2, 103982564), (4, 51991282), (7, 29709304), (8, 25995641), (14, 14854652), (28, 7427326), (56, 3713663), (139, 1496152), (278, 748076), (556, 374038), (973, 213736), (1112, 187019), (1946, 106868), (3892, 53434), (7784, 26717)]