15668939

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 19891200

約数和(自身を除く): 4222261

約数列:

[1, 11, 13, 19, 73, 79, 143, 209, 247, 803, 869, 949, 1027, 1387, 1501, 2717, 5767, 10439, 11297, 15257, 16511, 18031, 19513, 63437, 74971, 109573, 198341, 214643, 824681, 1205303, 1424449, 15668939]

約数ペア:

[(1, 15668939), (11, 1424449), (13, 1205303), (19, 824681), (73, 214643), (79, 198341), (143, 109573), (209, 74971), (247, 63437), (803, 19513), (869, 18031), (949, 16511), (1027, 15257), (1387, 11297), (1501, 10439), (2717, 5767)]