16404217473

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:647

約数の個数: 128

約数和(自身を含む): 28860641280

約数和(自身を除く): 12456423807

約数列:

[1, 3, 7, 17, 19, 21, 37, 51, 57, 111, 119, 133, 163, 259, 323, 357, 399, 401, 489, 629, 703, 777, 969, 1141, 1203, 1887, 2109, 2261, 2771, 2807, 3097, 3423, 4403, 4921, 6031, 6783, 6817, 7619, 8313, 8421, 9291, 11951, 13209, 14763, 14837, 18093, 19397, 20451, 21679, 22857, 35853, 42217, 44511, 47719, 52649, 53333, 58191, 65037, 65363, 83657, 102527, 103859, 114589, 126651, 129523, 143157, 157947, 159999, 196089, 250971, 252229, 281903, 307581, 311577, 343767, 368543, 388569, 457541, 717689, 756687, 802123, 845709, 906661, 1105629, 1111171, 1241897, 1372623, 1765603, 1948013, 1973321, 2153067, 2406369, 2418431, 2719983, 3333513, 3725691, 4792351, 5296809, 5844039, 5919963, 7255293, 7778197, 8693279, 13636091, 14377053, 16929017, 21112249, 23334591, 26079837, 33546457, 40908273, 41113327, 45950189, 50787051, 63336747, 100639371, 123339981, 137850567, 147785743, 287793289, 321651323, 443357229, 781153213, 863379867, 964953969, 2343459639, 5468072491, 16404217473]

約数ペア:

[(1, 16404217473), (3, 5468072491), (7, 2343459639), (17, 964953969), (19, 863379867), (21, 781153213), (37, 443357229), (51, 321651323), (57, 287793289), (111, 147785743), (119, 137850567), (133, 123339981), (163, 100639371), (259, 63336747), (323, 50787051), (357, 45950189), (399, 41113327), (401, 40908273), (489, 33546457), (629, 26079837), (703, 23334591), (777, 21112249), (969, 16929017), (1141, 14377053), (1203, 13636091), (1887, 8693279), (2109, 7778197), (2261, 7255293), (2771, 5919963), (2807, 5844039), (3097, 5296809), (3423, 4792351), (4403, 3725691), (4921, 3333513), (6031, 2719983), (6783, 2418431), (6817, 2406369), (7619, 2153067), (8313, 1973321), (8421, 1948013), (9291, 1765603), (11951, 1372623), (13209, 1241897), (14763, 1111171), (14837, 1105629), (18093, 906661), (19397, 845709), (20451, 802123), (21679, 756687), (22857, 717689), (35853, 457541), (42217, 388569), (44511, 368543), (47719, 343767), (52649, 311577), (53333, 307581), (58191, 281903), (65037, 252229), (65363, 250971), (83657, 196089), (102527, 159999), (103859, 157947), (114589, 143157), (126651, 129523)]