28091547

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7669}}^1$

素因数の和:7723

約数の個数: 24

約数和(自身を含む): 45467760

約数和(自身を除く): 17376213

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 7669, 23007, 69021, 84359, 253077, 283753, 759231, 851259, 2553777, 3121283, 9363849, 28091547]

約数ペア:

[(1, 28091547), (3, 9363849), (9, 3121283), (11, 2553777), (33, 851259), (37, 759231), (99, 283753), (111, 253077), (333, 84359), (407, 69021), (1221, 23007), (3663, 7669)]