27980547

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{36011}}^1$

素因数の和:36058

約数の個数: 16

約数和(自身を含む): 43790592

約数和(自身を除く): 15810045

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 36011, 108033, 252077, 756231, 1332407, 3997221, 9326849, 27980547]

約数ペア:

[(1, 27980547), (3, 9326849), (7, 3997221), (21, 1332407), (37, 756231), (111, 252077), (259, 108033), (777, 36011)]