1285191927

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{2593}}^1$

素因数の和:2845

約数の個数: 40

約数和(自身を含む): 1996238640

約数和(自身を除く): 711046713

約数列:

[1, 3, 9, 27, 29, 81, 87, 211, 261, 633, 783, 1899, 2349, 2593, 5697, 6119, 7779, 17091, 18357, 23337, 55071, 70011, 75197, 165213, 210033, 225591, 495639, 547123, 676773, 1641369, 2030319, 4924107, 6090957, 14772321, 15866567, 44316963, 47599701, 142799103, 428397309, 1285191927]

約数ペア:

[(1, 1285191927), (3, 428397309), (9, 142799103), (27, 47599701), (29, 44316963), (81, 15866567), (87, 14772321), (211, 6090957), (261, 4924107), (633, 2030319), (783, 1641369), (1899, 676773), (2349, 547123), (2593, 495639), (5697, 225591), (6119, 210033), (7779, 165213), (17091, 75197), (18357, 70011), (23337, 55071)]