2783229939

素因数分解:

$3^2\times 7^3\times {\mathrm{137}}^1\times {\mathrm{6581}}^1$

素因数の和:6745

約数の個数: 48

約数和(自身を含む): 4723243200

約数和(自身を除く): 1940013261

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 343, 411, 441, 959, 1029, 1233, 2877, 3087, 6581, 6713, 8631, 19743, 20139, 46067, 46991, 59229, 60417, 138201, 140973, 322469, 414603, 422919, 901597, 967407, 2257283, 2704791, 2902221, 6311179, 6771849, 8114373, 18933537, 20315547, 44178253, 56800611, 132534759, 309247771, 397604277, 927743313, 2783229939]

約数ペア:

[(1, 2783229939), (3, 927743313), (7, 397604277), (9, 309247771), (21, 132534759), (49, 56800611), (63, 44178253), (137, 20315547), (147, 18933537), (343, 8114373), (411, 6771849), (441, 6311179), (959, 2902221), (1029, 2704791), (1233, 2257283), (2877, 967407), (3087, 901597), (6581, 422919), (6713, 414603), (8631, 322469), (19743, 140973), (20139, 138201), (46067, 60417), (46991, 59229)]