39963699

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{6949}}^1$

素因数の和:7032

約数の個数: 20

約数和(自身を含む): 60548400

約数和(自身を除く): 20584701

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 6949, 20847, 62541, 187623, 493379, 562869, 1480137, 4440411, 13321233, 39963699]

約数ペア:

[(1, 39963699), (3, 13321233), (9, 4440411), (27, 1480137), (71, 562869), (81, 493379), (213, 187623), (639, 62541), (1917, 20847), (5751, 6949)]