27789399

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{31189}}^1$

素因数の和:31212

約数の個数: 20

約数和(自身を含む): 45287880

約数和(自身を除く): 17498481

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 31189, 93567, 280701, 343079, 842103, 1029237, 2526309, 3087711, 9263133, 27789399]

約数ペア:

[(1, 27789399), (3, 9263133), (9, 3087711), (11, 2526309), (27, 1029237), (33, 842103), (81, 343079), (99, 280701), (297, 93567), (891, 31189)]