30872919

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{133649}}^1$

素因数の和:133670

約数の個数: 16

約数和(自身を含む): 51321600

約数和(自身を除く): 20448681

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 133649, 400947, 935543, 1470139, 2806629, 4410417, 10290973, 30872919]

約数ペア:

[(1, 30872919), (3, 10290973), (7, 4410417), (11, 2806629), (21, 1470139), (33, 935543), (77, 400947), (231, 133649)]