131425818

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{881}}^1$

素因数の和:979

約数の個数: 48

約数和(自身を含む): 280941696

約数和(自身を除く): 149515878

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 138, 141, 282, 529, 881, 1058, 1081, 1587, 1762, 2162, 2643, 3174, 3243, 5286, 6486, 20263, 24863, 40526, 41407, 49726, 60789, 74589, 82814, 121578, 124221, 149178, 248442, 466049, 932098, 952361, 1398147, 1904722, 2796294, 2857083, 5714166, 21904303, 43808606, 65712909, 131425818]

約数ペア:

[(1, 131425818), (2, 65712909), (3, 43808606), (6, 21904303), (23, 5714166), (46, 2857083), (47, 2796294), (69, 1904722), (94, 1398147), (138, 952361), (141, 932098), (282, 466049), (529, 248442), (881, 149178), (1058, 124221), (1081, 121578), (1587, 82814), (1762, 74589), (2162, 60789), (2643, 49726), (3174, 41407), (3243, 40526), (5286, 24863), (6486, 20263)]