28322919

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{6947}}^1$

素因数の和:7107

約数の個数: 16

約数和(自身を含む): 42243840

約数和(自身を除く): 13920921

約数列:

[1, 3, 9, 27, 151, 453, 1359, 4077, 6947, 20841, 62523, 187569, 1048997, 3146991, 9440973, 28322919]

約数ペア:

[(1, 28322919), (3, 9440973), (9, 3146991), (27, 1048997), (151, 187569), (453, 62523), (1359, 20841), (4077, 6947)]