28079541

素因数分解:

$3^4\times 7^1\times {\mathrm{49523}}^1$

素因数の和:49542

約数の個数: 20

約数和(自身を含む): 47939232

約数和(自身を除く): 19859691

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 49523, 148569, 346661, 445707, 1039983, 1337121, 3119949, 4011363, 9359847, 28079541]

約数ペア:

[(1, 28079541), (3, 9359847), (7, 4011363), (9, 3119949), (21, 1337121), (27, 1039983), (63, 445707), (81, 346661), (189, 148569), (567, 49523)]