81549018

素因数分解:

$2^1\times 3^4\times {\mathrm{503389}}^1$

素因数の和:503403

約数の個数: 20

約数和(自身を含む): 182730570

約数和(自身を除く): 101181552

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 503389, 1006778, 1510167, 3020334, 4530501, 9061002, 13591503, 27183006, 40774509, 81549018]

約数ペア:

[(1, 81549018), (2, 40774509), (3, 27183006), (6, 13591503), (9, 9061002), (18, 4530501), (27, 3020334), (54, 1510167), (81, 1006778), (162, 503389)]