8001819

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{809}}^1$

素因数の和:979

約数の個数: 24

約数和(自身を含む): 13309920

約数和(自身を除く): 5308101

約数列:

[1, 3, 7, 9, 21, 63, 157, 471, 809, 1099, 1413, 2427, 3297, 5663, 7281, 9891, 16989, 50967, 127013, 381039, 889091, 1143117, 2667273, 8001819]

約数ペア:

[(1, 8001819), (3, 2667273), (7, 1143117), (9, 889091), (21, 381039), (63, 127013), (157, 50967), (471, 16989), (809, 9891), (1099, 7281), (1413, 5663), (2427, 3297)]