280580859

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{811}}^1\times {\mathrm{2957}}^1$

素因数の和:3787

約数の個数: 24

約数和(自身を含む): 437145072

約数和(自身を除く): 156564213

約数列:

[1, 3, 9, 13, 39, 117, 811, 2433, 2957, 7299, 8871, 10543, 26613, 31629, 38441, 94887, 115323, 345969, 2398127, 7194381, 21583143, 31175651, 93526953, 280580859]

約数ペア:

[(1, 280580859), (3, 93526953), (9, 31175651), (13, 21583143), (39, 7194381), (117, 2398127), (811, 345969), (2433, 115323), (2957, 94887), (7299, 38441), (8871, 31629), (10543, 26613)]