28810264

素因数分解:

$2^3\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1031}}^1$

素因数の和:1543

約数の個数: 32

約数和(自身を含む): 61920000

約数和(自身を除く): 33109736

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 499, 998, 1031, 1996, 2062, 3493, 3992, 4124, 6986, 7217, 8248, 13972, 14434, 27944, 28868, 57736, 514469, 1028938, 2057876, 3601283, 4115752, 7202566, 14405132, 28810264]

約数ペア:

[(1, 28810264), (2, 14405132), (4, 7202566), (7, 4115752), (8, 3601283), (14, 2057876), (28, 1028938), (56, 514469), (499, 57736), (998, 28868), (1031, 27944), (1996, 14434), (2062, 13972), (3493, 8248), (3992, 7217), (4124, 6986)]