26820477

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{1259}}^1$

素因数の和:1534

約数の個数: 20

約数和(自身を含む): 40249440

約数和(自身を除く): 13428963

約数列:

[1, 3, 9, 27, 81, 263, 789, 1259, 2367, 3777, 7101, 11331, 21303, 33993, 101979, 331117, 993351, 2980053, 8940159, 26820477]

約数ペア:

[(1, 26820477), (3, 8940159), (9, 2980053), (27, 993351), (81, 331117), (263, 101979), (789, 33993), (1259, 21303), (2367, 11331), (3777, 7101)]