81876081

素因数分解:

$3^1\times 7^1\times {\mathrm{1933}}^1\times {\mathrm{2017}}^1$

素因数の和:3960

約数の個数: 16

約数和(自身を含む): 124889984

約数和(自身を除く): 43013903

約数列:

[1, 3, 7, 21, 1933, 2017, 5799, 6051, 13531, 14119, 40593, 42357, 3898861, 11696583, 27292027, 81876081]

約数ペア:

[(1, 81876081), (3, 27292027), (7, 11696583), (21, 3898861), (1933, 42357), (2017, 40593), (5799, 14119), (6051, 13531)]