16121691

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{313}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 24002160

約数和(自身を除く): 7880469

約数列:

[1, 3, 9, 59, 97, 177, 291, 313, 531, 873, 939, 2817, 5723, 17169, 18467, 30361, 51507, 55401, 91083, 166203, 273249, 1791299, 5373897, 16121691]

約数ペア:

[(1, 16121691), (3, 5373897), (9, 1791299), (59, 273249), (97, 166203), (177, 91083), (291, 55401), (313, 51507), (531, 30361), (873, 18467), (939, 17169), (2817, 5723)]