13495221

素因数分解:

$3^3\times {\mathrm{397}}^1\times {\mathrm{1259}}^1$

素因数の和:1665

約数の個数: 16

約数和(自身を含む): 20059200

約数和(自身を除く): 6563979

約数列:

[1, 3, 9, 27, 397, 1191, 1259, 3573, 3777, 10719, 11331, 33993, 499823, 1499469, 4498407, 13495221]

約数ペア:

[(1, 13495221), (3, 4498407), (9, 1499469), (27, 499823), (397, 33993), (1191, 11331), (1259, 10719), (3573, 3777)]