28759509

素因数分解:

$3^3\times {\mathrm{193}}^1\times {\mathrm{5519}}^1$

素因数の和:5721

約数の個数: 16

約数和(自身を含む): 42835200

約数和(自身を除く): 14075691

約数列:

[1, 3, 9, 27, 193, 579, 1737, 5211, 5519, 16557, 49671, 149013, 1065167, 3195501, 9586503, 28759509]

約数ペア:

[(1, 28759509), (3, 9586503), (9, 3195501), (27, 1065167), (193, 149013), (579, 49671), (1737, 16557), (5211, 5519)]