13781195085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:667

約数の個数: 128

約数和(自身を含む): 26824089600

約数和(自身を除く): 13042894515

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 83, 105, 115, 161, 197, 249, 345, 349, 415, 483, 581, 591, 805, 985, 1047, 1245, 1379, 1743, 1745, 1909, 2415, 2443, 2905, 2955, 4137, 4531, 5235, 5727, 6895, 7329, 8027, 8715, 9545, 12215, 13363, 13593, 16351, 20685, 22655, 24081, 28635, 28967, 31717, 36645, 40089, 40135, 49053, 56189, 66815, 67965, 68753, 81755, 86901, 95151, 114457, 120405, 144835, 158585, 168567, 200445, 202769, 206259, 245265, 280945, 343371, 343765, 376073, 434505, 475755, 481271, 572285, 608307, 666241, 842835, 1013845, 1031295, 1128219, 1443813, 1581319, 1716855, 1880365, 1998723, 2406355, 2632511, 3041535, 3331205, 4663687, 4743957, 5641095, 5706499, 7219065, 7897533, 7906595, 9993615, 11069233, 13162555, 13991061, 17119497, 23318435, 23719785, 28532495, 33207699, 39487665, 39945493, 55346165, 69955305, 85597485, 119836479, 131249477, 166038495, 199727465, 393748431, 599182395, 656247385, 918746339, 1968742155, 2756239017, 4593731695, 13781195085]

約数ペア:

[(1, 13781195085), (3, 4593731695), (5, 2756239017), (7, 1968742155), (15, 918746339), (21, 656247385), (23, 599182395), (35, 393748431), (69, 199727465), (83, 166038495), (105, 131249477), (115, 119836479), (161, 85597485), (197, 69955305), (249, 55346165), (345, 39945493), (349, 39487665), (415, 33207699), (483, 28532495), (581, 23719785), (591, 23318435), (805, 17119497), (985, 13991061), (1047, 13162555), (1245, 11069233), (1379, 9993615), (1743, 7906595), (1745, 7897533), (1909, 7219065), (2415, 5706499), (2443, 5641095), (2905, 4743957), (2955, 4663687), (4137, 3331205), (4531, 3041535), (5235, 2632511), (5727, 2406355), (6895, 1998723), (7329, 1880365), (8027, 1716855), (8715, 1581319), (9545, 1443813), (12215, 1128219), (13363, 1031295), (13593, 1013845), (16351, 842835), (20685, 666241), (22655, 608307), (24081, 572285), (28635, 481271), (28967, 475755), (31717, 434505), (36645, 376073), (40089, 343765), (40135, 343371), (49053, 280945), (56189, 245265), (66815, 206259), (67965, 202769), (68753, 200445), (81755, 168567), (86901, 158585), (95151, 144835), (114457, 120405)]