2731379

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 3311616

約数和(自身を除く): 580237

約数列:

[1, 7, 31, 41, 217, 287, 307, 1271, 2149, 8897, 9517, 12587, 66619, 88109, 390197, 2731379]

約数ペア:

[(1, 2731379), (7, 390197), (31, 88109), (41, 66619), (217, 12587), (287, 9517), (307, 8897), (1271, 2149)]