1971135792

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^2\times {\mathrm{1987}}^1$

素因数の和:2167

約数の個数: 90

約数和(自身を含む): 5586516572

約数和(自身を除く): 3615380780

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 332, 498, 664, 747, 996, 1328, 1494, 1987, 1992, 2988, 3974, 3984, 5961, 5976, 6889, 7948, 11922, 11952, 13778, 15896, 17883, 20667, 23844, 27556, 31792, 35766, 41334, 47688, 55112, 62001, 71532, 82668, 95376, 110224, 124002, 143064, 164921, 165336, 248004, 286128, 329842, 330672, 494763, 496008, 659684, 989526, 992016, 1319368, 1484289, 1979052, 2638736, 2968578, 3958104, 5937156, 7916208, 11874312, 13688443, 23748624, 27376886, 41065329, 54753772, 82130658, 109507544, 123195987, 164261316, 219015088, 246391974, 328522632, 492783948, 657045264, 985567896, 1971135792]

約数ペア:

[(1, 1971135792), (2, 985567896), (3, 657045264), (4, 492783948), (6, 328522632), (8, 246391974), (9, 219015088), (12, 164261316), (16, 123195987), (18, 109507544), (24, 82130658), (36, 54753772), (48, 41065329), (72, 27376886), (83, 23748624), (144, 13688443), (166, 11874312), (249, 7916208), (332, 5937156), (498, 3958104), (664, 2968578), (747, 2638736), (996, 1979052), (1328, 1484289), (1494, 1319368), (1987, 992016), (1992, 989526), (2988, 659684), (3974, 496008), (3984, 494763), (5961, 330672), (5976, 329842), (6889, 286128), (7948, 248004), (11922, 165336), (11952, 164921), (13778, 143064), (15896, 124002), (17883, 110224), (20667, 95376), (23844, 82668), (27556, 71532), (31792, 62001), (35766, 55112), (41334, 47688)]