81264573

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13619}}^1$

素因数の和:13658

約数の個数: 32

約数和(自身を含む): 137289600

約数和(自身を除く): 56025027

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 5967, 13619, 40857, 122571, 177047, 231523, 367713, 531141, 694569, 1593423, 2083707, 3009799, 4780269, 6251121, 9029397, 27088191, 81264573]

約数ペア:

[(1, 81264573), (3, 27088191), (9, 9029397), (13, 6251121), (17, 4780269), (27, 3009799), (39, 2083707), (51, 1593423), (117, 694569), (153, 531141), (221, 367713), (351, 231523), (459, 177047), (663, 122571), (1989, 40857), (5967, 13619)]