53123121

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{7369}}^1$

素因数の和:7470

約数の個数: 20

約数和(自身を含む): 80259300

約数和(自身を除く): 27136179

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 7369, 22107, 66321, 198963, 596889, 655841, 1967523, 5902569, 17707707, 53123121]

約数ペア:

[(1, 53123121), (3, 17707707), (9, 5902569), (27, 1967523), (81, 655841), (89, 596889), (267, 198963), (801, 66321), (2403, 22107), (7209, 7369)]