209500109

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{15451}}^1$

素因数の和:15620

約数の個数: 16

約数和(自身を含む): 259593600

約数和(自身を除く): 50093491

約数列:

[1, 7, 13, 91, 149, 1043, 1937, 13559, 15451, 108157, 200863, 1406041, 2302199, 16115393, 29928587, 209500109]

約数ペア:

[(1, 209500109), (7, 29928587), (13, 16115393), (91, 2302199), (149, 1406041), (1043, 200863), (1937, 108157), (13559, 15451)]