260921843

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{20929}}^1$

素因数の和:21086

約数の個数: 16

約数和(自身を含む): 323494080

約数和(自身を除く): 62572237

約数列:

[1, 7, 13, 91, 137, 959, 1781, 12467, 20929, 146503, 272077, 1904539, 2867273, 20070911, 37274549, 260921843]

約数ペア:

[(1, 260921843), (7, 37274549), (13, 20070911), (91, 2867273), (137, 1904539), (959, 272077), (1781, 146503), (12467, 20929)]