289590952

素因数分解:

$2^3\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{4663}}^1$

素因数の和:5785

約数の個数: 32

約数和(自身を含む): 621244800

約数和(自身を除く): 331653848

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1109, 2218, 4436, 4663, 7763, 8872, 9326, 15526, 18652, 31052, 32641, 37304, 62104, 65282, 130564, 261128, 5171267, 10342534, 20685068, 36198869, 41370136, 72397738, 144795476, 289590952]

約数ペア:

[(1, 289590952), (2, 144795476), (4, 72397738), (7, 41370136), (8, 36198869), (14, 20685068), (28, 10342534), (56, 5171267), (1109, 261128), (2218, 130564), (4436, 65282), (4663, 62104), (7763, 37304), (8872, 32641), (9326, 31052), (15526, 18652)]