51531021

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9721}}^1$

素因数の和:9777

約数の個数: 24

約数和(自身を含む): 80887040

約数和(自身を除く): 29356019

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 5301, 9721, 29163, 87489, 184699, 301351, 554097, 904053, 1662291, 2712159, 5725669, 17177007, 51531021]

約数ペア:

[(1, 51531021), (3, 17177007), (9, 5725669), (19, 2712159), (31, 1662291), (57, 904053), (93, 554097), (171, 301351), (279, 184699), (589, 87489), (1767, 29163), (5301, 9721)]