80838639

素因数分解:

$3^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{2551}}^1$

素因数の和:3067

約数の個数: 24

約数和(自身を含む): 133765632

約数和(自身を除く): 52926993

約数列:

[1, 3, 7, 9, 21, 63, 503, 1509, 2551, 3521, 4527, 7653, 10563, 17857, 22959, 31689, 53571, 160713, 1283153, 3849459, 8982071, 11548377, 26946213, 80838639]

約数ペア:

[(1, 80838639), (3, 26946213), (7, 11548377), (9, 8982071), (21, 3849459), (63, 1283153), (503, 160713), (1509, 53571), (2551, 31689), (3521, 22959), (4527, 17857), (7653, 10563)]