8421249

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{673}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 11625152

約数和(自身を除く): 3203903

約数列:

[1, 3, 43, 97, 129, 291, 673, 2019, 4171, 12513, 28939, 65281, 86817, 195843, 2807083, 8421249]

約数ペア:

[(1, 8421249), (3, 2807083), (43, 195843), (97, 86817), (129, 65281), (291, 28939), (673, 12513), (2019, 4171)]