8991864

素因数分解:

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

素因数の和:354

約数の個数: 128

約数和(自身を含む): 30144000

約数和(自身を除く): 21152136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 133, 152, 168, 171, 189, 216, 228, 252, 266, 313, 342, 378, 399, 456, 504, 513, 532, 626, 684, 756, 798, 939, 1026, 1064, 1197, 1252, 1368, 1512, 1596, 1878, 2052, 2191, 2394, 2504, 2817, 3192, 3591, 3756, 4104, 4382, 4788, 5634, 5947, 6573, 7182, 7512, 8451, 8764, 9576, 11268, 11894, 13146, 14364, 16902, 17528, 17841, 19719, 22536, 23788, 26292, 28728, 33804, 35682, 39438, 41629, 47576, 52584, 53523, 59157, 67608, 71364, 78876, 83258, 107046, 118314, 124887, 142728, 157752, 160569, 166516, 214092, 236628, 249774, 321138, 333032, 374661, 428184, 473256, 499548, 642276, 749322, 999096, 1123983, 1284552, 1498644, 2247966, 2997288, 4495932, 8991864]

約数ペア:

[(1, 8991864), (2, 4495932), (3, 2997288), (4, 2247966), (6, 1498644), (7, 1284552), (8, 1123983), (9, 999096), (12, 749322), (14, 642276), (18, 499548), (19, 473256), (21, 428184), (24, 374661), (27, 333032), (28, 321138), (36, 249774), (38, 236628), (42, 214092), (54, 166516), (56, 160569), (57, 157752), (63, 142728), (72, 124887), (76, 118314), (84, 107046), (108, 83258), (114, 78876), (126, 71364), (133, 67608), (152, 59157), (168, 53523), (171, 52584), (189, 47576), (216, 41629), (228, 39438), (252, 35682), (266, 33804), (313, 28728), (342, 26292), (378, 23788), (399, 22536), (456, 19719), (504, 17841), (513, 17528), (532, 16902), (626, 14364), (684, 13146), (756, 11894), (798, 11268), (939, 9576), (1026, 8764), (1064, 8451), (1197, 7512), (1252, 7182), (1368, 6573), (1512, 5947), (1596, 5634), (1878, 4788), (2052, 4382), (2191, 4104), (2394, 3756), (2504, 3591), (2817, 3192)]