16981239

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{2843}}^1$

素因数の和:3038

約数の個数: 16

約数和(自身を含む): 24845184

約数和(自身を除く): 7863945

約数列:

[1, 3, 11, 33, 181, 543, 1991, 2843, 5973, 8529, 31273, 93819, 514583, 1543749, 5660413, 16981239]

約数ペア:

[(1, 16981239), (3, 5660413), (11, 1543749), (33, 514583), (181, 93819), (543, 31273), (1991, 8529), (2843, 5973)]