28283045

素因数分解:

$5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1723}}^1$

素因数の和:1809

約数の個数: 24

約数和(自身を含む): 40093344

約数和(自身を除く): 11810299

約数列:

[1, 5, 7, 35, 49, 67, 245, 335, 469, 1723, 2345, 3283, 8615, 12061, 16415, 60305, 84427, 115441, 422135, 577205, 808087, 4040435, 5656609, 28283045]

約数ペア:

[(1, 28283045), (5, 5656609), (7, 4040435), (35, 808087), (49, 577205), (67, 422135), (245, 115441), (335, 84427), (469, 60305), (1723, 16415), (2345, 12061), (3283, 8615)]