1231767

素因数分解:

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

素因数の和:189

約数の個数: 24

約数和(自身を含む): 1908816

約数和(自身を除く): 677049

約数列:

[1, 3, 9, 27, 37, 81, 111, 137, 243, 333, 411, 999, 1233, 2997, 3699, 5069, 8991, 11097, 15207, 33291, 45621, 136863, 410589, 1231767]

約数ペア:

[(1, 1231767), (3, 410589), (9, 136863), (27, 45621), (37, 33291), (81, 15207), (111, 11097), (137, 8991), (243, 5069), (333, 3699), (411, 2997), (999, 1233)]