128853284

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107021}}^1$

素因数の和:107075

約数の個数: 24

約数和(自身を含む): 263702208

約数和(自身を除く): 134848924

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 107021, 214042, 428084, 749147, 1498294, 2996588, 4601903, 9203806, 18407612, 32213321, 64426642, 128853284]

約数ペア:

[(1, 128853284), (2, 64426642), (4, 32213321), (7, 18407612), (14, 9203806), (28, 4601903), (43, 2996588), (86, 1498294), (172, 749147), (301, 428084), (602, 214042), (1204, 107021)]