40642881

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{5443}}^1$

素因数の和:5596

約数の個数: 16

約数和(自身を含む): 57488640

約数和(自身を除く): 16845759

約数列:

[1, 3, 19, 57, 131, 393, 2489, 5443, 7467, 16329, 103417, 310251, 713033, 2139099, 13547627, 40642881]

約数ペア:

[(1, 40642881), (3, 13547627), (19, 2139099), (57, 713033), (131, 310251), (393, 103417), (2489, 16329), (5443, 7467)]