28345959

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3701}}^1$

素因数の和:3767

約数の個数: 24

約数和(自身を含む): 43890912

約数和(自身を除く): 15544953

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2553, 3701, 7659, 11103, 33309, 85123, 136937, 255369, 410811, 766107, 1232433, 3149551, 9448653, 28345959]

約数ペア:

[(1, 28345959), (3, 9448653), (9, 3149551), (23, 1232433), (37, 766107), (69, 410811), (111, 255369), (207, 136937), (333, 85123), (851, 33309), (2553, 11103), (3701, 7659)]