389513151

素因数分解:

$3^3\times {\mathrm{2237}}^1\times {\mathrm{6449}}^1$

素因数の和:8695

約数の個数: 16

約数和(自身を含む): 577404000

約数和(自身を除く): 187890849

約数列:

[1, 3, 9, 27, 2237, 6449, 6711, 19347, 20133, 58041, 60399, 174123, 14426413, 43279239, 129837717, 389513151]

約数ペア:

[(1, 389513151), (3, 129837717), (9, 43279239), (27, 14426413), (2237, 174123), (6449, 60399), (6711, 58041), (19347, 20133)]