12960442621

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{911}}^1$

素因数の和:1047

約数の個数: 64

約数和(自身を含む): 16634880000

約数和(自身を除く): 3674437379

約数列:

[1, 7, 19, 37, 49, 59, 133, 259, 343, 413, 703, 911, 931, 1121, 1813, 2183, 2891, 4921, 6377, 6517, 7847, 12691, 15281, 17309, 20237, 33707, 34447, 41477, 44639, 53749, 54929, 106967, 121163, 235949, 241129, 290339, 312473, 376243, 384503, 640433, 748769, 848141, 1021231, 1651643, 1988713, 2032373, 2633701, 4483031, 5936987, 7148617, 11561501, 13920991, 14226611, 18435907, 31381217, 37785547, 50040319, 97446937, 219668519, 264498829, 350282233, 682128559, 1851491803, 12960442621]

約数ペア:

[(1, 12960442621), (7, 1851491803), (19, 682128559), (37, 350282233), (49, 264498829), (59, 219668519), (133, 97446937), (259, 50040319), (343, 37785547), (413, 31381217), (703, 18435907), (911, 14226611), (931, 13920991), (1121, 11561501), (1813, 7148617), (2183, 5936987), (2891, 4483031), (4921, 2633701), (6377, 2032373), (6517, 1988713), (7847, 1651643), (12691, 1021231), (15281, 848141), (17309, 748769), (20237, 640433), (33707, 384503), (34447, 376243), (41477, 312473), (44639, 290339), (53749, 241129), (54929, 235949), (106967, 121163)]