39771999

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{20747}}^1$

素因数の和:20827

約数の個数: 16

約数和(自身を含む): 59754240

約数和(自身を除く): 19982241

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 20747, 62241, 186723, 560169, 1473037, 4419111, 13257333, 39771999]

約数ペア:

[(1, 39771999), (3, 13257333), (9, 4419111), (27, 1473037), (71, 560169), (213, 186723), (639, 62241), (1917, 20747)]