2647029008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{126001}}^1$

素因数の和:126123

約数の個数: 40

約数和(自身を含む): 5577856536

約数和(自身を除く): 2930827528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 1313, 1616, 2626, 5252, 10504, 21008, 126001, 252002, 504004, 1008008, 1638013, 2016016, 3276026, 6552052, 12726101, 13104104, 25452202, 26208208, 50904404, 101808808, 165439313, 203617616, 330878626, 661757252, 1323514504, 2647029008]

約数ペア:

[(1, 2647029008), (2, 1323514504), (4, 661757252), (8, 330878626), (13, 203617616), (16, 165439313), (26, 101808808), (52, 50904404), (101, 26208208), (104, 25452202), (202, 13104104), (208, 12726101), (404, 6552052), (808, 3276026), (1313, 2016016), (1616, 1638013), (2626, 1008008), (5252, 504004), (10504, 252002), (21008, 126001)]