187177581

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{161221}}^1$

素因数の和:161273

約数の個数: 16

約数和(自身を含む): 283750720

約数和(自身を除く): 96573139

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 161221, 483663, 1450989, 4352967, 6932503, 20797509, 62392527, 187177581]

約数ペア:

[(1, 187177581), (3, 62392527), (9, 20797509), (27, 6932503), (43, 4352967), (129, 1450989), (387, 483663), (1161, 161221)]