2017320205

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{21187}}^1$

素因数の和:21468

約数の個数: 16

約数和(自身を含む): 2456112960

約数和(自身を除く): 438792755

約数列:

[1, 5, 137, 139, 685, 695, 19043, 21187, 95215, 105935, 2902619, 2944993, 14513095, 14724965, 403464041, 2017320205]

約数ペア:

[(1, 2017320205), (5, 403464041), (137, 14724965), (139, 14513095), (685, 2944993), (695, 2902619), (19043, 105935), (21187, 95215)]