128503214

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{125737}}^1$

素因数の和:125819

約数の個数: 16

約数和(自身を含む): 223310688

約数和(自身を除く): 94807474

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 125737, 251474, 880159, 1760318, 9178801, 18357602, 64251607, 128503214]

約数ペア:

[(1, 128503214), (2, 64251607), (7, 18357602), (14, 9178801), (73, 1760318), (146, 880159), (511, 251474), (1022, 125737)]