81028998

素因数分解:

$2^1\times 3^4\times {\mathrm{500179}}^1$

素因数の和:500193

約数の個数: 20

約数和(自身を含む): 181565340

約数和(自身を除く): 100536342

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 500179, 1000358, 1500537, 3001074, 4501611, 9003222, 13504833, 27009666, 40514499, 81028998]

約数ペア:

[(1, 81028998), (2, 40514499), (3, 27009666), (6, 13504833), (9, 9003222), (18, 4501611), (27, 3001074), (54, 1500537), (81, 1000358), (162, 500179)]