2813619

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1346

約数の個数: 16

約数和(自身を含む): 4067712

約数和(自身を除く): 1254093

約数列:

[1, 3, 17, 43, 51, 129, 731, 1283, 2193, 3849, 21811, 55169, 65433, 165507, 937873, 2813619]

約数ペア:

[(1, 2813619), (3, 937873), (17, 165507), (43, 65433), (51, 55169), (129, 21811), (731, 3849), (1283, 2193)]