81675837

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{177943}}^1$

素因数の和:177969

約数の個数: 16

約数和(自身を含む): 128119680

約数和(自身を除く): 46443843

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 177943, 533829, 1601487, 3025031, 4804461, 9075093, 27225279, 81675837]

約数ペア:

[(1, 81675837), (3, 27225279), (9, 9075093), (17, 4804461), (27, 3025031), (51, 1601487), (153, 533829), (459, 177943)]