28702807

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{379}}^1$

素因数の和:766

約数の個数: 16

約数和(自身を含む): 34048000

約数和(自身を除く): 5345193

約数列:

[1, 7, 31, 217, 349, 379, 2443, 2653, 10819, 11749, 75733, 82243, 132271, 925897, 4100401, 28702807]

約数ペア:

[(1, 28702807), (7, 4100401), (31, 925897), (217, 132271), (349, 82243), (379, 75733), (2443, 11749), (2653, 10819)]