28522715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3203}}^1$

素因数の和:3358

約数の個数: 16

約数和(自身を含む): 37140768

約数和(自身を除く): 8618053

約数列:

[1, 5, 13, 65, 137, 685, 1781, 3203, 8905, 16015, 41639, 208195, 438811, 2194055, 5704543, 28522715]

約数ペア:

[(1, 28522715), (5, 5704543), (13, 2194055), (65, 438811), (137, 208195), (685, 41639), (1781, 16015), (3203, 8905)]