1680268857

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{87473}}^1$

素因数の和:87832

約数の個数: 16

約数和(自身を含む): 2365296960

約数和(自身を除く): 685028103

約数列:

[1, 3, 19, 57, 337, 1011, 6403, 19209, 87473, 262419, 1661987, 4985961, 29478401, 88435203, 560089619, 1680268857]

約数ペア:

[(1, 1680268857), (3, 560089619), (19, 88435203), (57, 29478401), (337, 4985961), (1011, 1661987), (6403, 262419), (19209, 87473)]