2647878338

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{677}}^1$

素因数の和:891

約数の個数: 64

約数和(自身を含む): 4768346880

約数和(自身を除く): 2120468542

約数列:

[1, 2, 7, 14, 43, 73, 86, 89, 146, 178, 301, 511, 602, 623, 677, 1022, 1246, 1354, 3139, 3827, 4739, 6278, 6497, 7654, 9478, 12994, 21973, 26789, 29111, 43946, 45479, 49421, 53578, 58222, 60253, 90958, 98842, 120506, 203777, 279371, 345947, 407554, 421771, 558742, 691894, 843542, 1955597, 2125103, 2590879, 3911194, 4250206, 4398469, 5181758, 8796938, 14875721, 18136153, 29751442, 30789283, 36272306, 61578566, 189134167, 378268334, 1323939169, 2647878338]

約数ペア:

[(1, 2647878338), (2, 1323939169), (7, 378268334), (14, 189134167), (43, 61578566), (73, 36272306), (86, 30789283), (89, 29751442), (146, 18136153), (178, 14875721), (301, 8796938), (511, 5181758), (602, 4398469), (623, 4250206), (677, 3911194), (1022, 2590879), (1246, 2125103), (1354, 1955597), (3139, 843542), (3827, 691894), (4739, 558742), (6278, 421771), (6497, 407554), (7654, 345947), (9478, 279371), (12994, 203777), (21973, 120506), (26789, 98842), (29111, 90958), (43946, 60253), (45479, 58222), (49421, 53578)]