1636443

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:328

約数の個数: 20

約数和(自身を含む): 2482920

約数和(自身を除く): 846477

約数列:

[1, 3, 9, 27, 81, 89, 227, 267, 681, 801, 2043, 2403, 6129, 7209, 18387, 20203, 60609, 181827, 545481, 1636443]

約数ペア:

[(1, 1636443), (3, 545481), (9, 181827), (27, 60609), (81, 20203), (89, 18387), (227, 7209), (267, 6129), (681, 2403), (801, 2043)]