129431373

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 186126336

約数和(自身を除く): 56694963

約数列:

[1, 3, 23, 47, 69, 107, 141, 321, 373, 1081, 1119, 2461, 3243, 5029, 7383, 8579, 15087, 17531, 25737, 39911, 52593, 115667, 119733, 347001, 403213, 917953, 1209639, 1875817, 2753859, 5627451, 43143791, 129431373]

約数ペア:

[(1, 129431373), (3, 43143791), (23, 5627451), (47, 2753859), (69, 1875817), (107, 1209639), (141, 917953), (321, 403213), (373, 347001), (1081, 119733), (1119, 115667), (2461, 52593), (3243, 39911), (5029, 25737), (7383, 17531), (8579, 15087)]