289774017

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2837}}^1$

素因数の和:2959

約数の個数: 40

約数和(自身を含む): 471142056

約数和(自身を除く): 181368039

約数列:

[1, 3, 9, 13, 27, 39, 81, 97, 117, 291, 351, 873, 1053, 1261, 2619, 2837, 3783, 7857, 8511, 11349, 25533, 34047, 36881, 76599, 102141, 110643, 229797, 275189, 331929, 825567, 995787, 2476701, 2987361, 3577457, 7430103, 10732371, 22290309, 32197113, 96591339, 289774017]

約数ペア:

[(1, 289774017), (3, 96591339), (9, 32197113), (13, 22290309), (27, 10732371), (39, 7430103), (81, 3577457), (97, 2987361), (117, 2476701), (291, 995787), (351, 825567), (873, 331929), (1053, 275189), (1261, 229797), (2619, 110643), (2837, 102141), (3783, 76599), (7857, 36881), (8511, 34047), (11349, 25533)]