205344713

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41143}}^1$

素因数の和:41204

約数の個数: 16

約数和(自身を含む): 252788736

約数和(自身を除く): 47444023

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 41143, 288001, 946289, 1275433, 6624023, 8928031, 29334959, 205344713]

約数ペア:

[(1, 205344713), (7, 29334959), (23, 8928031), (31, 6624023), (161, 1275433), (217, 946289), (713, 288001), (4991, 41143)]