28173490

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{9059}}^1$

素因数の和:9377

約数の個数: 16

約数和(自身を含む): 50880960

約数和(自身を除く): 22707470

約数列:

[1, 2, 5, 10, 311, 622, 1555, 3110, 9059, 18118, 45295, 90590, 2817349, 5634698, 14086745, 28173490]

約数ペア:

[(1, 28173490), (2, 14086745), (5, 5634698), (10, 2817349), (311, 90590), (622, 45295), (1555, 18118), (3110, 9059)]