26439291

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{5351}}^1$

素因数の和:5424

約数の個数: 20

約数和(自身を含む): 40150704

約数和(自身を除く): 13711413

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 5351, 16053, 48159, 144477, 326411, 433431, 979233, 2937699, 8813097, 26439291]

約数ペア:

[(1, 26439291), (3, 8813097), (9, 2937699), (27, 979233), (61, 433431), (81, 326411), (183, 144477), (549, 48159), (1647, 16053), (4941, 5351)]