128135438

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{281}}^1\times {\mathrm{431}}^1$

素因数の和:760

約数の個数: 24

約数和(自身を含む): 202106016

約数和(自身を除く): 73970578

約数列:

[1, 2, 23, 46, 281, 431, 529, 562, 862, 1058, 6463, 9913, 12926, 19826, 121111, 148649, 227999, 242222, 297298, 455998, 2785553, 5571106, 64067719, 128135438]

約数ペア:

[(1, 128135438), (2, 64067719), (23, 5571106), (46, 2785553), (281, 455998), (431, 297298), (529, 242222), (562, 227999), (862, 148649), (1058, 121111), (6463, 19826), (9913, 12926)]