28797885

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5039}}^1$

素因数の和:5177

約数の個数: 24

約数和(自身を含む): 50319360

約数和(自身を除く): 21521475

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 5039, 5715, 15117, 25195, 45351, 75585, 226755, 639953, 1919859, 3199765, 5759577, 9599295, 28797885]

約数ペア:

[(1, 28797885), (3, 9599295), (5, 5759577), (9, 3199765), (15, 1919859), (45, 639953), (127, 226755), (381, 75585), (635, 45351), (1143, 25195), (1905, 15117), (5039, 5715)]