66955988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{823}}^1$

素因数の和:924

約数の個数: 36

約数和(自身を含む): 131025888

約数和(自身を除く): 64069900

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 823, 946, 1646, 1849, 1892, 3292, 3698, 7396, 9053, 18106, 20339, 35389, 36212, 40678, 70778, 81356, 141556, 389279, 778558, 1521727, 1557116, 3043454, 6086908, 16738997, 33477994, 66955988]

約数ペア:

[(1, 66955988), (2, 33477994), (4, 16738997), (11, 6086908), (22, 3043454), (43, 1557116), (44, 1521727), (86, 778558), (172, 389279), (473, 141556), (823, 81356), (946, 70778), (1646, 40678), (1849, 36212), (1892, 35389), (3292, 20339), (3698, 18106), (7396, 9053)]