8541981

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3307}}^1$

素因数の和:3361

約数の個数: 24

約数和(自身を含む): 14449344

約数和(自身を除く): 5907363

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 3307, 9921, 23149, 29763, 69447, 135587, 208341, 406761, 949109, 1220283, 2847327, 8541981]

約数ペア:

[(1, 8541981), (3, 2847327), (7, 1220283), (9, 949109), (21, 406761), (41, 208341), (63, 135587), (123, 69447), (287, 29763), (369, 23149), (861, 9921), (2583, 3307)]