81021374

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{134587}}^1$

素因数の和:134639

約数の個数: 16

約数和(自身を含む): 142124928

約数和(自身を除く): 61103554

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 134587, 269174, 942109, 1884218, 5787241, 11574482, 40510687, 81021374]

約数ペア:

[(1, 81021374), (2, 40510687), (7, 11574482), (14, 5787241), (43, 1884218), (86, 942109), (301, 269174), (602, 134587)]