13440249

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{2273}}^1$

素因数の和:2358

約数の個数: 20

約数和(自身を含む): 20361396

約数和(自身を除く): 6921147

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 2273, 5913, 6819, 20457, 61371, 165929, 184113, 497787, 1493361, 4480083, 13440249]

約数ペア:

[(1, 13440249), (3, 4480083), (9, 1493361), (27, 497787), (73, 184113), (81, 165929), (219, 61371), (657, 20457), (1971, 6819), (2273, 5913)]