79902369

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{13513}}^1$

素因数の和:13598

約数の個数: 20

約数和(自身を含む): 121004356

約数和(自身を除く): 41101987

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 13513, 40539, 121617, 364851, 986449, 1094553, 2959347, 8878041, 26634123, 79902369]

約数ペア:

[(1, 79902369), (3, 26634123), (9, 8878041), (27, 2959347), (73, 1094553), (81, 986449), (219, 364851), (657, 121617), (1971, 40539), (5913, 13513)]