82870047

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 137490080

約数和(自身を除く): 54620033

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 243, 333, 351, 481, 709, 999, 1053, 1443, 2127, 2997, 3159, 4329, 6381, 8991, 9217, 12987, 19143, 26233, 27651, 38961, 57429, 78699, 82953, 116883, 172287, 236097, 248859, 341029, 708291, 746577, 1023087, 2124873, 2239731, 3069261, 6374619, 9207783, 27623349, 82870047]

約数ペア:

[(1, 82870047), (3, 27623349), (9, 9207783), (13, 6374619), (27, 3069261), (37, 2239731), (39, 2124873), (81, 1023087), (111, 746577), (117, 708291), (243, 341029), (333, 248859), (351, 236097), (481, 172287), (709, 116883), (999, 82953), (1053, 78699), (1443, 57429), (2127, 38961), (2997, 27651), (3159, 26233), (4329, 19143), (6381, 12987), (8991, 9217)]