212355808

素因数分解:

$2^5\times 7^2\times {\mathrm{135431}}^1$

素因数の和:135455

約数の個数: 36

約数和(自身を含む): 486336312

約数和(自身を除く): 273980504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 135431, 270862, 541724, 948017, 1083448, 1896034, 2166896, 3792068, 4333792, 6636119, 7584136, 13272238, 15168272, 26544476, 30336544, 53088952, 106177904, 212355808]

約数ペア:

[(1, 212355808), (2, 106177904), (4, 53088952), (7, 30336544), (8, 26544476), (14, 15168272), (16, 13272238), (28, 7584136), (32, 6636119), (49, 4333792), (56, 3792068), (98, 2166896), (112, 1896034), (196, 1083448), (224, 948017), (392, 541724), (784, 270862), (1568, 135431)]