49647988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 101731840

約数和(自身を除く): 52083852

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 1621, 2356, 3242, 6484, 7657, 15314, 21073, 30628, 30799, 42146, 50251, 61598, 84292, 100502, 123196, 201004, 400387, 653263, 800774, 954769, 1306526, 1601548, 1909538, 2613052, 3819076, 12411997, 24823994, 49647988]

約数ペア:

[(1, 49647988), (2, 24823994), (4, 12411997), (13, 3819076), (19, 2613052), (26, 1909538), (31, 1601548), (38, 1306526), (52, 954769), (62, 800774), (76, 653263), (124, 400387), (247, 201004), (403, 123196), (494, 100502), (589, 84292), (806, 61598), (988, 50251), (1178, 42146), (1612, 30799), (1621, 30628), (2356, 21073), (3242, 15314), (6484, 7657)]