29531709

素因数分解:

$3^4\times {\mathrm{443}}^1\times {\mathrm{823}}^1$

素因数の和:1278

約数の個数: 20

約数和(自身を含む): 44268576

約数和(自身を除く): 14736867

約数列:

[1, 3, 9, 27, 81, 443, 823, 1329, 2469, 3987, 7407, 11961, 22221, 35883, 66663, 364589, 1093767, 3281301, 9843903, 29531709]

約数ペア:

[(1, 29531709), (3, 9843903), (9, 3281301), (27, 1093767), (81, 364589), (443, 66663), (823, 35883), (1329, 22221), (2469, 11961), (3987, 7407)]