81194961

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{20063}}^1$

素因数の和:20156

約数の個数: 16

約数和(自身を含む): 115568640

約数和(自身を除く): 34373679

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 20063, 60189, 381197, 1143591, 1424473, 4273419, 27064987, 81194961]

約数ペア:

[(1, 81194961), (3, 27064987), (19, 4273419), (57, 1424473), (71, 1143591), (213, 381197), (1349, 60189), (4047, 20063)]