2052945

素因数分解:

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

素因数の和:191

約数の個数: 40

約数和(自身を含む): 3807144

約数和(自身を除く): 1754199

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 137, 185, 333, 405, 411, 555, 685, 999, 1233, 1665, 2055, 2997, 3699, 4995, 5069, 6165, 11097, 14985, 15207, 18495, 25345, 45621, 55485, 76035, 136863, 228105, 410589, 684315, 2052945]

約数ペア:

[(1, 2052945), (3, 684315), (5, 410589), (9, 228105), (15, 136863), (27, 76035), (37, 55485), (45, 45621), (81, 25345), (111, 18495), (135, 15207), (137, 14985), (185, 11097), (333, 6165), (405, 5069), (411, 4995), (555, 3699), (685, 2997), (999, 2055), (1233, 1665)]