28965447

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2179}}^1$

素因数の和:2403

約数の個数: 24

約数和(自身を含む): 48064640

約数和(自身を除く): 19099193

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1477, 1899, 2179, 4431, 6537, 13293, 15253, 19611, 45759, 137277, 459769, 1379307, 3218383, 4137921, 9655149, 28965447]

約数ペア:

[(1, 28965447), (3, 9655149), (7, 4137921), (9, 3218383), (21, 1379307), (63, 459769), (211, 137277), (633, 45759), (1477, 19611), (1899, 15253), (2179, 13293), (4431, 6537)]