78667996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{839}}^1\times {\mathrm{2131}}^1$

素因数の和:2985

約数の個数: 24

約数和(自身を含む): 150433920

約数和(自身を除く): 71765924

約数列:

[1, 2, 4, 11, 22, 44, 839, 1678, 2131, 3356, 4262, 8524, 9229, 18458, 23441, 36916, 46882, 93764, 1787909, 3575818, 7151636, 19666999, 39333998, 78667996]

約数ペア:

[(1, 78667996), (2, 39333998), (4, 19666999), (11, 7151636), (22, 3575818), (44, 1787909), (839, 93764), (1678, 46882), (2131, 36916), (3356, 23441), (4262, 18458), (8524, 9229)]