128886136

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{374669}}^1$

素因数の和:374718

約数の個数: 16

約数和(自身を含む): 247282200

約数和(自身を除く): 118396064

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 374669, 749338, 1498676, 2997352, 16110767, 32221534, 64443068, 128886136]

約数ペア:

[(1, 128886136), (2, 64443068), (4, 32221534), (8, 16110767), (43, 2997352), (86, 1498676), (172, 749338), (344, 374669)]