31938381

素因数分解:

$3^4\times {\mathrm{353}}^1\times {\mathrm{1117}}^1$

素因数の和:1482

約数の個数: 20

約数和(自身を含む): 47888412

約数和(自身を除く): 15950031

約数列:

[1, 3, 9, 27, 81, 353, 1059, 1117, 3177, 3351, 9531, 10053, 28593, 30159, 90477, 394301, 1182903, 3548709, 10646127, 31938381]

約数ペア:

[(1, 31938381), (3, 10646127), (9, 3548709), (27, 1182903), (81, 394301), (353, 90477), (1059, 30159), (1117, 28593), (3177, 10053), (3351, 9531)]