156724713

素因数分解:

$3^4\times {\mathrm{823}}^1\times {\mathrm{2351}}^1$

素因数の和:3186

約数の個数: 20

約数和(自身を含む): 234503808

約数和(自身を除く): 77779095

約数列:

[1, 3, 9, 27, 81, 823, 2351, 2469, 7053, 7407, 21159, 22221, 63477, 66663, 190431, 1934873, 5804619, 17413857, 52241571, 156724713]

約数ペア:

[(1, 156724713), (3, 52241571), (9, 17413857), (27, 5804619), (81, 1934873), (823, 190431), (2351, 66663), (2469, 63477), (7053, 22221), (7407, 21159)]