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https://dspace.ctu.edu.vn/jspui/handle/123456789/62307| Title: | Problems in this Issue |
| Keywords: | Problem This issue |
| Issue Date: | 2021 |
| Series/Report no.: | Tạp chí Toán học & Tuổi trẻ;Số 528 .- Tr.22-23 |
| Abstract: | Problem T1/528 (For 6 ͭ ͪ grade Assume that A is a natural number which has two prime factors p and q only. Let S be the sum of all positive factors of A. Show that S<2A. This is one of the problems in this Issue. |
| URI: | https://dspace.ctu.edu.vn/jspui/handle/123456789/62307 |
| ISSN: | 2734-9284 |
| Appears in Collections: | Toán học và tuổi trẻ |
Files in This Item:
| File | Description | Size | Format | |
|---|---|---|---|---|
| _file_ Restricted Access | 454.85 kB | Adobe PDF | ||
| Your IP: 216.73.216.162 |
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