1223219998

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{1117}}^1$

素因数の和:1697

約数の個数: 64

約数和(自身を含む): 2470261248

約数和(自身を除く): 1247041250

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 547, 1001, 1094, 1117, 2002, 2234, 3829, 6017, 7111, 7658, 7819, 12034, 12287, 14222, 14521, 15638, 24574, 29042, 42119, 49777, 78221, 84238, 86009, 99554, 101647, 156442, 159731, 172018, 203294, 319462, 547547, 610999, 1095094, 1118117, 1221998, 2236234, 4276993, 6720989, 7942987, 8553986, 13441978, 15885974, 47046923, 55600909, 87372857, 94093846, 111201818, 174745714, 611609999, 1223219998]

約数ペア:

[(1, 1223219998), (2, 611609999), (7, 174745714), (11, 111201818), (13, 94093846), (14, 87372857), (22, 55600909), (26, 47046923), (77, 15885974), (91, 13441978), (143, 8553986), (154, 7942987), (182, 6720989), (286, 4276993), (547, 2236234), (1001, 1221998), (1094, 1118117), (1117, 1095094), (2002, 610999), (2234, 547547), (3829, 319462), (6017, 203294), (7111, 172018), (7658, 159731), (7819, 156442), (12034, 101647), (12287, 99554), (14222, 86009), (14521, 84238), (15638, 78221), (24574, 49777), (29042, 42119)]