15997857

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2251}}^1$

素因数の和:2380

約数の個数: 16

約数和(自身を含む): 22483968

約数和(自身を除く): 6486111

約数列:

[1, 3, 23, 69, 103, 309, 2251, 2369, 6753, 7107, 51773, 155319, 231853, 695559, 5332619, 15997857]

約数ペア:

[(1, 15997857), (3, 5332619), (23, 695559), (69, 231853), (103, 155319), (309, 51773), (2251, 7107), (2369, 6753)]