28359963

素因数分解:

$3^4\times {\mathrm{347}}^1\times {\mathrm{1009}}^1$

素因数の和:1368

約数の個数: 20

約数和(自身を含む): 42529080

約数和(自身を除く): 14169117

約数列:

[1, 3, 9, 27, 81, 347, 1009, 1041, 3027, 3123, 9081, 9369, 27243, 28107, 81729, 350123, 1050369, 3151107, 9453321, 28359963]

約数ペア:

[(1, 28359963), (3, 9453321), (9, 3151107), (27, 1050369), (81, 350123), (347, 81729), (1009, 28107), (1041, 27243), (3027, 9369), (3123, 9081)]