28081179

素因数分解:

$3^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1657}}^1$

素因数の和:1939

約数の個数: 24

約数和(自身を含む): 46556640

約数和(自身を除く): 18475461

約数列:

[1, 3, 7, 9, 21, 63, 269, 807, 1657, 1883, 2421, 4971, 5649, 11599, 14913, 16947, 34797, 104391, 445733, 1337199, 3120131, 4011597, 9360393, 28081179]

約数ペア:

[(1, 28081179), (3, 9360393), (7, 4011597), (9, 3120131), (21, 1337199), (63, 445733), (269, 104391), (807, 34797), (1657, 16947), (1883, 14913), (2421, 11599), (4971, 5649)]