1263686415

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{1087}}^1$

素因数の和:1256

約数の個数: 64

約数和(自身を含む): 2210955264

約数和(自身を除く): 947268849

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 97, 141, 235, 255, 291, 485, 705, 799, 1087, 1455, 1649, 2397, 3261, 3995, 4559, 4947, 5435, 8245, 11985, 13677, 16305, 18479, 22795, 24735, 51089, 55437, 68385, 77503, 92395, 105439, 153267, 232509, 255445, 277185, 316317, 387515, 527195, 766335, 868513, 1162545, 1581585, 1792463, 2605539, 4342565, 4955633, 5377389, 8962315, 13027695, 14866899, 24778165, 26886945, 74334495, 84245761, 252737283, 421228805, 1263686415]

約数ペア:

[(1, 1263686415), (3, 421228805), (5, 252737283), (15, 84245761), (17, 74334495), (47, 26886945), (51, 24778165), (85, 14866899), (97, 13027695), (141, 8962315), (235, 5377389), (255, 4955633), (291, 4342565), (485, 2605539), (705, 1792463), (799, 1581585), (1087, 1162545), (1455, 868513), (1649, 766335), (2397, 527195), (3261, 387515), (3995, 316317), (4559, 277185), (4947, 255445), (5435, 232509), (8245, 153267), (11985, 105439), (13677, 92395), (16305, 77503), (18479, 68385), (22795, 55437), (24735, 51089)]