628311

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:246

約数の個数: 16

約数和(自身を含む): 899840

約数和(自身を除く): 271529

約数列:

[1, 3, 19, 57, 73, 151, 219, 453, 1387, 2869, 4161, 8607, 11023, 33069, 209437, 628311]

約数ペア:

[(1, 628311), (3, 209437), (19, 33069), (57, 11023), (73, 8607), (151, 4161), (219, 2869), (453, 1387)]