81055172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{42841}}^1$

素因数の和:42899

約数の個数: 24

約数和(自身を含む): 158344032

約数和(自身を除く): 77288860

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 42841, 85682, 171364, 471251, 942502, 1842163, 1885004, 3684326, 7368652, 20263793, 40527586, 81055172]

約数ペア:

[(1, 81055172), (2, 40527586), (4, 20263793), (11, 7368652), (22, 3684326), (43, 1885004), (44, 1842163), (86, 942502), (172, 471251), (473, 171364), (946, 85682), (1892, 42841)]