30391881

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1531}}^1$

素因数の和:2056

約数の個数: 16

約数和(自身を含む): 43753920

約数和(自身を除く): 13362039

約数列:

[1, 3, 13, 39, 509, 1527, 1531, 4593, 6617, 19851, 19903, 59709, 779279, 2337837, 10130627, 30391881]

約数ペア:

[(1, 30391881), (3, 10130627), (13, 2337837), (39, 779279), (509, 59709), (1527, 19903), (1531, 19851), (4593, 6617)]