81001026

素因数分解:

$2^1\times 3^3\times {\mathrm{1500019}}^1$

素因数の和:1500030

約数の個数: 16

約数和(自身を含む): 180002400

約数和(自身を除く): 99001374

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1500019, 3000038, 4500057, 9000114, 13500171, 27000342, 40500513, 81001026]

約数ペア:

[(1, 81001026), (2, 40500513), (3, 27000342), (6, 13500171), (9, 9000114), (18, 4500057), (27, 3000038), (54, 1500019)]