2149804818

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1\times {\mathrm{313}}^1$

素因数の和:517

約数の個数: 144

約数和(自身を含む): 5673522816

約数和(自身を除く): 3523717998

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 151, 171, 266, 302, 313, 342, 361, 399, 453, 626, 722, 798, 906, 939, 1057, 1083, 1197, 1359, 1878, 2114, 2166, 2191, 2394, 2527, 2718, 2817, 2869, 3171, 3249, 4382, 5054, 5634, 5738, 5947, 6342, 6498, 6573, 7581, 8607, 9513, 11894, 13146, 15162, 17214, 17841, 19026, 19719, 20083, 22743, 25821, 35682, 39438, 40166, 41629, 45486, 47263, 51642, 53523, 54511, 60249, 83258, 94526, 107046, 109022, 112993, 120498, 124887, 141789, 163533, 180747, 225986, 249774, 283578, 327066, 330841, 338979, 361494, 374661, 381577, 425367, 490599, 661682, 677958, 749322, 763154, 790951, 850734, 897997, 981198, 992523, 1016937, 1144731, 1581902, 1795994, 1985046, 2033874, 2289462, 2372853, 2693991, 2977569, 3434193, 4745706, 5387982, 5955138, 6285979, 6868386, 7118559, 8081973, 12571958, 14237118, 16163946, 17061943, 18857937, 34123886, 37715874, 51185829, 56573811, 102371658, 113147622, 119433601, 153557487, 238867202, 307114974, 358300803, 716601606, 1074902409, 2149804818]

約数ペア:

[(1, 2149804818), (2, 1074902409), (3, 716601606), (6, 358300803), (7, 307114974), (9, 238867202), (14, 153557487), (18, 119433601), (19, 113147622), (21, 102371658), (38, 56573811), (42, 51185829), (57, 37715874), (63, 34123886), (114, 18857937), (126, 17061943), (133, 16163946), (151, 14237118), (171, 12571958), (266, 8081973), (302, 7118559), (313, 6868386), (342, 6285979), (361, 5955138), (399, 5387982), (453, 4745706), (626, 3434193), (722, 2977569), (798, 2693991), (906, 2372853), (939, 2289462), (1057, 2033874), (1083, 1985046), (1197, 1795994), (1359, 1581902), (1878, 1144731), (2114, 1016937), (2166, 992523), (2191, 981198), (2394, 897997), (2527, 850734), (2718, 790951), (2817, 763154), (2869, 749322), (3171, 677958), (3249, 661682), (4382, 490599), (5054, 425367), (5634, 381577), (5738, 374661), (5947, 361494), (6342, 338979), (6498, 330841), (6573, 327066), (7581, 283578), (8607, 249774), (9513, 225986), (11894, 180747), (13146, 163533), (15162, 141789), (17214, 124887), (17841, 120498), (19026, 112993), (19719, 109022), (20083, 107046), (22743, 94526), (25821, 83258), (35682, 60249), (39438, 54511), (40166, 53523), (41629, 51642), (45486, 47263)]