16980271

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2141}}^1$

素因数の和:2262

約数の個数: 16

約数和(自身を含む): 21385728

約数和(自身を除く): 4405457

約数列:

[1, 7, 11, 77, 103, 721, 1133, 2141, 7931, 14987, 23551, 164857, 220523, 1543661, 2425753, 16980271]

約数ペア:

[(1, 16980271), (7, 2425753), (11, 1543661), (77, 220523), (103, 164857), (721, 23551), (1133, 14987), (2141, 7931)]