12858687

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2593}}^1$

素因数の和:2647

約数の個数: 24

約数和(自身を含む): 20233200

約数和(自身を除く): 7374513

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 2593, 4959, 7779, 23337, 49267, 75197, 147801, 225591, 443403, 676773, 1428743, 4286229, 12858687]

約数ペア:

[(1, 12858687), (3, 4286229), (9, 1428743), (19, 676773), (29, 443403), (57, 225591), (87, 147801), (171, 75197), (261, 49267), (551, 23337), (1653, 7779), (2593, 4959)]