2550123

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1688

約数の個数: 20

約数和(自身を含む): 4012360

約数和(自身を除く): 1462237

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 1657, 4971, 14913, 31483, 44739, 94449, 134217, 283347, 850041, 2550123]

約数ペア:

[(1, 2550123), (3, 850041), (9, 283347), (19, 134217), (27, 94449), (57, 44739), (81, 31483), (171, 14913), (513, 4971), (1539, 1657)]