16009903

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 21288960

約数和(自身を除く): 5279057

約数列:

[1, 7, 13, 17, 79, 91, 119, 131, 221, 553, 917, 1027, 1343, 1547, 1703, 2227, 7189, 9401, 10349, 11921, 15589, 17459, 28951, 72443, 122213, 134537, 175933, 202657, 941759, 1231531, 2287129, 16009903]

約数ペア:

[(1, 16009903), (7, 2287129), (13, 1231531), (17, 941759), (79, 202657), (91, 175933), (119, 134537), (131, 122213), (221, 72443), (553, 28951), (917, 17459), (1027, 15589), (1343, 11921), (1547, 10349), (1703, 9401), (2227, 7189)]