25178382

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{887}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 58181760

約数和(自身を除く): 33003378

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 83, 114, 166, 171, 249, 342, 498, 747, 887, 1494, 1577, 1774, 2661, 3154, 4731, 5322, 7983, 9462, 14193, 15966, 16853, 28386, 33706, 50559, 73621, 101118, 147242, 151677, 220863, 303354, 441726, 662589, 1325178, 1398799, 2797598, 4196397, 8392794, 12589191, 25178382]

約数ペア:

[(1, 25178382), (2, 12589191), (3, 8392794), (6, 4196397), (9, 2797598), (18, 1398799), (19, 1325178), (38, 662589), (57, 441726), (83, 303354), (114, 220863), (166, 151677), (171, 147242), (249, 101118), (342, 73621), (498, 50559), (747, 33706), (887, 28386), (1494, 16853), (1577, 15966), (1774, 14193), (2661, 9462), (3154, 7983), (4731, 5322)]