17910801

素因数分解:

$3^6\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 28

約数和(自身を含む): 27281280

約数和(自身を除く): 9370479

約数列:

[1, 3, 9, 27, 79, 81, 237, 243, 311, 711, 729, 933, 2133, 2799, 6399, 8397, 19197, 24569, 25191, 57591, 73707, 75573, 221121, 226719, 663363, 1990089, 5970267, 17910801]

約数ペア:

[(1, 17910801), (3, 5970267), (9, 1990089), (27, 663363), (79, 226719), (81, 221121), (237, 75573), (243, 73707), (311, 57591), (711, 25191), (729, 24569), (933, 19197), (2133, 8397), (2799, 6399)]