1389009442

素因数分解:

$2^1\times {\mathrm{79}}^2\times {\mathrm{257}}^1\times {\mathrm{433}}^1$

素因数の和:850

約数の個数: 24

約数和(自身を含む): 2123325036

約数和(自身を除く): 734315594

約数列:

[1, 2, 79, 158, 257, 433, 514, 866, 6241, 12482, 20303, 34207, 40606, 68414, 111281, 222562, 1603937, 2702353, 3207874, 5404706, 8791199, 17582398, 694504721, 1389009442]

約数ペア:

[(1, 1389009442), (2, 694504721), (79, 17582398), (158, 8791199), (257, 5404706), (433, 3207874), (514, 2702353), (866, 1603937), (6241, 222562), (12482, 111281), (20303, 68414), (34207, 40606)]