289338712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1657}}^1$

素因数の和:1772

約数の個数: 64

約数和(自身を含む): 618367680

約数和(自身を除く): 329028968

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 73, 92, 104, 146, 184, 292, 299, 584, 598, 949, 1196, 1657, 1679, 1898, 2392, 3314, 3358, 3796, 6628, 6716, 7592, 13256, 13432, 21541, 21827, 38111, 43082, 43654, 76222, 86164, 87308, 120961, 152444, 172328, 174616, 241922, 304888, 483844, 495443, 967688, 990886, 1572493, 1981772, 2782103, 3144986, 3963544, 5564206, 6289972, 11128412, 12579944, 22256824, 36167339, 72334678, 144669356, 289338712]

約数ペア:

[(1, 289338712), (2, 144669356), (4, 72334678), (8, 36167339), (13, 22256824), (23, 12579944), (26, 11128412), (46, 6289972), (52, 5564206), (73, 3963544), (92, 3144986), (104, 2782103), (146, 1981772), (184, 1572493), (292, 990886), (299, 967688), (584, 495443), (598, 483844), (949, 304888), (1196, 241922), (1657, 174616), (1679, 172328), (1898, 152444), (2392, 120961), (3314, 87308), (3358, 86164), (3796, 76222), (6628, 43654), (6716, 43082), (7592, 38111), (13256, 21827), (13432, 21541)]