2108551681

素因数分解:

${\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{1109}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 2180217600

約数和(自身を除く): 71665919

約数列:

[1, 61, 71, 439, 1109, 4331, 26779, 31169, 67649, 78739, 486851, 1901309, 4803079, 29697911, 34566421, 2108551681]

約数ペア:

[(1, 2108551681), (61, 34566421), (71, 29697911), (439, 4803079), (1109, 1901309), (4331, 486851), (26779, 78739), (31169, 67649)]