12757569

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20347}}^1$

素因数の和:20380

約数の個数: 16

約数和(自身を含む): 19534080

約数和(自身を除く): 6776511

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 20347, 61041, 223817, 386593, 671451, 1159779, 4252523, 12757569]

約数ペア:

[(1, 12757569), (3, 4252523), (11, 1159779), (19, 671451), (33, 386593), (57, 223817), (209, 61041), (627, 20347)]