1330671321

素因数分解:

$3^4\times 7^1\times {\mathrm{2346863}}^1$

素因数の和:2346882

約数の個数: 20

約数和(自身を含む): 2271764352

約数和(自身を除く): 941093031

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2346863, 7040589, 16428041, 21121767, 49284123, 63365301, 147852369, 190095903, 443557107, 1330671321]

約数ペア:

[(1, 1330671321), (3, 443557107), (7, 190095903), (9, 147852369), (21, 63365301), (27, 49284123), (63, 21121767), (81, 16428041), (189, 7040589), (567, 2346863)]