81407298

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1938269}}^1$

素因数の和:1938281

約数の個数: 16

約数和(自身を含む): 186073920

約数和(自身を除く): 104666622

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1938269, 3876538, 5814807, 11629614, 13567883, 27135766, 40703649, 81407298]

約数ペア:

[(1, 81407298), (2, 40703649), (3, 27135766), (6, 13567883), (7, 11629614), (14, 5814807), (21, 3876538), (42, 1938269)]