2215542987

素因数分解:

$3^2\times 7^3\times {\mathrm{83}}^1\times {\mathrm{8647}}^1$

素因数の和:8757

約数の個数: 48

約数和(自身を含む): 3777446400

約数和(自身を除く): 1561903413

約数列:

[1, 3, 7, 9, 21, 49, 63, 83, 147, 249, 343, 441, 581, 747, 1029, 1743, 3087, 4067, 5229, 8647, 12201, 25941, 28469, 36603, 60529, 77823, 85407, 181587, 256221, 423703, 544761, 717701, 1271109, 2153103, 2965921, 3813327, 5023907, 6459309, 8897763, 15071721, 26693289, 35167349, 45215163, 105502047, 246171443, 316506141, 738514329, 2215542987]

約数ペア:

[(1, 2215542987), (3, 738514329), (7, 316506141), (9, 246171443), (21, 105502047), (49, 45215163), (63, 35167349), (83, 26693289), (147, 15071721), (249, 8897763), (343, 6459309), (441, 5023907), (581, 3813327), (747, 2965921), (1029, 2153103), (1743, 1271109), (3087, 717701), (4067, 544761), (5229, 423703), (8647, 256221), (12201, 181587), (25941, 85407), (28469, 77823), (36603, 60529)]