81709944

素因数分解:

$2^3\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20887}}^1$

素因数の和:21059

約数の個数: 32

約数和(自身を含む): 205537920

約数和(自身を除く): 123827976

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 163, 326, 489, 652, 978, 1304, 1956, 3912, 20887, 41774, 62661, 83548, 125322, 167096, 250644, 501288, 3404581, 6809162, 10213743, 13618324, 20427486, 27236648, 40854972, 81709944]

約数ペア:

[(1, 81709944), (2, 40854972), (3, 27236648), (4, 20427486), (6, 13618324), (8, 10213743), (12, 6809162), (24, 3404581), (163, 501288), (326, 250644), (489, 167096), (652, 125322), (978, 83548), (1304, 62661), (1956, 41774), (3912, 20887)]