28248495

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{171203}}^1$

素因数の和:171222

約数の個数: 16

約数和(自身を含む): 49306752

約数和(自身を除く): 21058257

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 171203, 513609, 856015, 1883233, 2568045, 5649699, 9416165, 28248495]

約数ペア:

[(1, 28248495), (3, 9416165), (5, 5649699), (11, 2568045), (15, 1883233), (33, 856015), (55, 513609), (165, 171203)]