129481513

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{25943}}^1$

素因数の和:26004

約数の個数: 16

約数和(自身を含む): 159399936

約数和(自身を除く): 29918423

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 25943, 181601, 596689, 804233, 4176823, 5629631, 18497359, 129481513]

約数ペア:

[(1, 129481513), (7, 18497359), (23, 5629631), (31, 4176823), (161, 804233), (217, 596689), (713, 181601), (4991, 25943)]