64921095

素因数分解:

$3^8\times 5^1\times {\mathrm{1979}}^1$

素因数の和:2008

約数の個数: 36

約数和(自身を含む): 116911080

約数和(自身を除く): 51989985

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 1979, 2187, 3645, 5937, 6561, 9895, 10935, 17811, 29685, 32805, 53433, 89055, 160299, 267165, 480897, 801495, 1442691, 2404485, 4328073, 7213455, 12984219, 21640365, 64921095]

約数ペア:

[(1, 64921095), (3, 21640365), (5, 12984219), (9, 7213455), (15, 4328073), (27, 2404485), (45, 1442691), (81, 801495), (135, 480897), (243, 267165), (405, 160299), (729, 89055), (1215, 53433), (1979, 32805), (2187, 29685), (3645, 17811), (5937, 10935), (6561, 9895)]