28857807

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9403}}^1$

素因数の和:9451

約数の個数: 24

約数和(自身を含む): 46944768

約数和(自身を除く): 18086961

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 279, 341, 1023, 3069, 9403, 28209, 84627, 103433, 291493, 310299, 874479, 930897, 2623437, 3206423, 9619269, 28857807]

約数ペア:

[(1, 28857807), (3, 9619269), (9, 3206423), (11, 2623437), (31, 930897), (33, 874479), (93, 310299), (99, 291493), (279, 103433), (341, 84627), (1023, 28209), (3069, 9403)]