9780489

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:341

約数の個数: 24

約数和(自身を含む): 14582880

約数和(自身を除く): 4802391

約数列:

[1, 3, 9, 59, 113, 163, 177, 339, 489, 531, 1017, 1467, 6667, 9617, 18419, 20001, 28851, 55257, 60003, 86553, 165771, 1086721, 3260163, 9780489]

約数ペア:

[(1, 9780489), (3, 3260163), (9, 1086721), (59, 165771), (113, 86553), (163, 60003), (177, 55257), (339, 28851), (489, 20001), (531, 18419), (1017, 9617), (1467, 6667)]