131205218

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{12329}}^1$

素因数の和:12661

約数の個数: 16

約数和(自身を含む): 209067480

約数和(自身を除く): 77862262

約数列:

[1, 2, 17, 34, 313, 626, 5321, 10642, 12329, 24658, 209593, 419186, 3858977, 7717954, 65602609, 131205218]

約数ペア:

[(1, 131205218), (2, 65602609), (17, 7717954), (34, 3858977), (313, 419186), (626, 209593), (5321, 24658), (10642, 12329)]