87381203

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 111530496

約数和(自身を除く): 24149293

約数列:

[1, 7, 13, 43, 91, 137, 163, 301, 559, 959, 1141, 1781, 2119, 3913, 5891, 7009, 12467, 14833, 22331, 41237, 49063, 76583, 91117, 156317, 290303, 536081, 637819, 960233, 2032121, 6721631, 12483029, 87381203]

約数ペア:

[(1, 87381203), (7, 12483029), (13, 6721631), (43, 2032121), (91, 960233), (137, 637819), (163, 536081), (301, 290303), (559, 156317), (959, 91117), (1141, 76583), (1781, 49063), (2119, 41237), (3913, 22331), (5891, 14833), (7009, 12467)]