28858905

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27883}}^1$

素因数の和:27917

約数の個数: 24

約数和(自身を含む): 52198848

約数和(自身を除く): 23339943

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 27883, 83649, 139415, 250947, 418245, 641309, 1254735, 1923927, 3206545, 5771781, 9619635, 28858905]

約数ペア:

[(1, 28858905), (3, 9619635), (5, 5771781), (9, 3206545), (15, 1923927), (23, 1254735), (45, 641309), (69, 418245), (115, 250947), (207, 139415), (345, 83649), (1035, 27883)]