28276521

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103577}}^1$

素因数の和:103600

約数の個数: 16

約数和(自身を含む): 46402944

約数和(自身を除く): 18126423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 103577, 310731, 725039, 1346501, 2175117, 4039503, 9425507, 28276521]

約数ペア:

[(1, 28276521), (3, 9425507), (7, 4039503), (13, 2175117), (21, 1346501), (39, 725039), (91, 310731), (273, 103577)]