181286991

素因数分解:

$3^8\times {\mathrm{27631}}^1$

素因数の和:27655

約数の個数: 18

約数和(自身を含む): 271926512

約数和(自身を除く): 90639521

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 6561, 27631, 82893, 248679, 746037, 2238111, 6714333, 20142999, 60428997, 181286991]

約数ペア:

[(1, 181286991), (3, 60428997), (9, 20142999), (27, 6714333), (81, 2238111), (243, 746037), (729, 248679), (2187, 82893), (6561, 27631)]