208354991999

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{18160463}}^1$

素因数の和:18160630

約数の個数: 16

約数和(自身を含む): 261510681600

約数和(自身を除く): 53155689601

約数列:

[1, 7, 11, 77, 149, 1043, 1639, 11473, 18160463, 127123241, 199765093, 1398355651, 2705908987, 18941362909, 29764998857, 208354991999]

約数ペア:

[(1, 208354991999), (7, 29764998857), (11, 18941362909), (77, 2705908987), (149, 1398355651), (1043, 199765093), (1639, 127123241), (11473, 18160463)]