187804521

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{161761}}^1$

素因数の和:161813

約数の個数: 16

約数和(自身を含む): 284701120

約数和(自身を除く): 96896599

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 161761, 485283, 1455849, 4367547, 6955723, 20867169, 62601507, 187804521]

約数ペア:

[(1, 187804521), (3, 62601507), (9, 20867169), (27, 6955723), (43, 4367547), (129, 1455849), (387, 485283), (1161, 161761)]