320480321

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1307}}^1\times {\mathrm{1523}}^1$

素因数の和:2860

約数の個数: 16

約数和(自身を含む): 382731264

約数和(自身を除く): 62250943

約数列:

[1, 7, 23, 161, 1307, 1523, 9149, 10661, 30061, 35029, 210427, 245203, 1990561, 13933927, 45782903, 320480321]

約数ペア:

[(1, 320480321), (7, 45782903), (23, 13933927), (161, 1990561), (1307, 245203), (1523, 210427), (9149, 35029), (10661, 30061)]