26388909

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{3163}}^1$

素因数の和:3278

約数の個数: 20

約数和(自身を含む): 39815776

約数和(自身を除く): 13426867

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 3163, 8343, 9489, 28467, 85401, 256203, 325789, 977367, 2932101, 8796303, 26388909]

約数ペア:

[(1, 26388909), (3, 8796303), (9, 2932101), (27, 977367), (81, 325789), (103, 256203), (309, 85401), (927, 28467), (2781, 9489), (3163, 8343)]