2161103

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:494

約数の個数: 16

約数和(自身を含む): 2666496

約数和(自身を除く): 505393

約数列:

[1, 7, 23, 31, 161, 217, 433, 713, 3031, 4991, 9959, 13423, 69713, 93961, 308729, 2161103]

約数ペア:

[(1, 2161103), (7, 308729), (23, 93961), (31, 69713), (161, 13423), (217, 9959), (433, 4991), (713, 3031)]