81727789

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{33619}}^1$

素因数の和:33660

約数の個数: 16

約数和(自身を含む): 101666880

約数和(自身を除く): 19939091

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 33619, 369809, 437047, 571523, 4807517, 6286753, 7429799, 81727789]

約数ペア:

[(1, 81727789), (11, 7429799), (13, 6286753), (17, 4807517), (143, 571523), (187, 437047), (221, 369809), (2431, 33619)]