280975682

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:867

約数の個数: 48

約数和(自身を含む): 486984960

約数和(自身を除く): 206009278

約数列:

[1, 2, 13, 23, 26, 46, 47, 94, 169, 299, 338, 598, 611, 769, 1081, 1222, 1538, 2162, 3887, 7774, 7943, 9997, 14053, 15886, 17687, 19994, 28106, 35374, 36143, 72286, 129961, 182689, 229931, 259922, 365378, 459862, 469859, 831289, 939718, 1662578, 2989103, 5978206, 6108167, 10806757, 12216334, 21613514, 140487841, 280975682]

約数ペア:

[(1, 280975682), (2, 140487841), (13, 21613514), (23, 12216334), (26, 10806757), (46, 6108167), (47, 5978206), (94, 2989103), (169, 1662578), (299, 939718), (338, 831289), (598, 469859), (611, 459862), (769, 365378), (1081, 259922), (1222, 229931), (1538, 182689), (2162, 129961), (3887, 72286), (7774, 36143), (7943, 35374), (9997, 28106), (14053, 19994), (15886, 17687)]