2047989

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 2898432

約数和(自身を除く): 850443

約数列:

[1, 3, 23, 67, 69, 201, 443, 1329, 1541, 4623, 10189, 29681, 30567, 89043, 682663, 2047989]

約数ペア:

[(1, 2047989), (3, 682663), (23, 89043), (67, 30567), (69, 29681), (201, 10189), (443, 4623), (1329, 1541)]