15666561

素因数分解:

$3^3\times {\mathrm{331}}^1\times {\mathrm{1753}}^1$

素因数の和:2093

約数の個数: 16

約数和(自身を含む): 23293120

約数和(自身を除く): 7626559

約数列:

[1, 3, 9, 27, 331, 993, 1753, 2979, 5259, 8937, 15777, 47331, 580243, 1740729, 5222187, 15666561]

約数ペア:

[(1, 15666561), (3, 5222187), (9, 1740729), (27, 580243), (331, 47331), (993, 15777), (1753, 8937), (2979, 5259)]