1061991

素因数分解:

$3^4\times 7^1\times {\mathrm{1873}}^1$

素因数の和:1892

約数の個数: 20

約数和(自身を含む): 1814032

約数和(自身を除く): 752041

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1873, 5619, 13111, 16857, 39333, 50571, 117999, 151713, 353997, 1061991]

約数ペア:

[(1, 1061991), (3, 353997), (7, 151713), (9, 117999), (21, 50571), (27, 39333), (63, 16857), (81, 13111), (189, 5619), (567, 1873)]