26688285

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 53300016

約数和(自身を除く): 26611731

約数列:

[1, 3, 5, 9, 13, 15, 27, 37, 39, 45, 65, 81, 111, 117, 135, 137, 185, 195, 333, 351, 405, 411, 481, 555, 585, 685, 999, 1053, 1233, 1443, 1665, 1755, 1781, 2055, 2405, 2997, 3699, 4329, 4995, 5069, 5265, 5343, 6165, 7215, 8905, 11097, 12987, 14985, 15207, 16029, 18495, 21645, 25345, 26715, 38961, 45621, 48087, 55485, 64935, 65897, 76035, 80145, 136863, 144261, 194805, 197691, 228105, 240435, 329485, 410589, 593073, 684315, 721305, 988455, 1779219, 2052945, 2965365, 5337657, 8896095, 26688285]

約数ペア:

[(1, 26688285), (3, 8896095), (5, 5337657), (9, 2965365), (13, 2052945), (15, 1779219), (27, 988455), (37, 721305), (39, 684315), (45, 593073), (65, 410589), (81, 329485), (111, 240435), (117, 228105), (135, 197691), (137, 194805), (185, 144261), (195, 136863), (333, 80145), (351, 76035), (405, 65897), (411, 64935), (481, 55485), (555, 48087), (585, 45621), (685, 38961), (999, 26715), (1053, 25345), (1233, 21645), (1443, 18495), (1665, 16029), (1755, 15207), (1781, 14985), (2055, 12987), (2405, 11097), (2997, 8905), (3699, 7215), (4329, 6165), (4995, 5343), (5069, 5265)]