247988678

素因数分解:

$2^1\times 7^1\times {\mathrm{4073}}^1\times {\mathrm{4349}}^1$

素因数の和:8431

約数の個数: 16

約数和(自身を含む): 425325600

約数和(自身を除く): 177336922

約数列:

[1, 2, 7, 14, 4073, 4349, 8146, 8698, 28511, 30443, 57022, 60886, 17713477, 35426954, 123994339, 247988678]

約数ペア:

[(1, 247988678), (2, 123994339), (7, 35426954), (14, 17713477), (4073, 60886), (4349, 57022), (8146, 30443), (8698, 28511)]