128532131

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{941}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 168806400

約数和(自身を除く): 40274269

約数列:

[1, 7, 13, 19, 79, 91, 133, 247, 553, 941, 1027, 1501, 1729, 6587, 7189, 10507, 12233, 17879, 19513, 74339, 85631, 125153, 136591, 232427, 520373, 966407, 1412441, 1626989, 6764849, 9887087, 18361733, 128532131]

約数ペア:

[(1, 128532131), (7, 18361733), (13, 9887087), (19, 6764849), (79, 1626989), (91, 1412441), (133, 966407), (247, 520373), (553, 232427), (941, 136591), (1027, 125153), (1501, 85631), (1729, 74339), (6587, 19513), (7189, 17879), (10507, 12233)]