81951588

素因数分解:

$2^2\times 3^4\times {\mathrm{252937}}^1$

素因数の和:252953

約数の個数: 30

約数和(自身を含む): 214238486

約数和(自身を除く): 132286898

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 252937, 505874, 758811, 1011748, 1517622, 2276433, 3035244, 4552866, 6829299, 9105732, 13658598, 20487897, 27317196, 40975794, 81951588]

約数ペア:

[(1, 81951588), (2, 40975794), (3, 27317196), (4, 20487897), (6, 13658598), (9, 9105732), (12, 6829299), (18, 4552866), (27, 3035244), (36, 2276433), (54, 1517622), (81, 1011748), (108, 758811), (162, 505874), (324, 252937)]