85043871

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 144460800

約数和(自身を除く): 59416929

約数列:

[1, 3, 9, 11, 27, 33, 37, 71, 99, 109, 111, 213, 297, 327, 333, 407, 639, 781, 981, 999, 1199, 1221, 1917, 2343, 2627, 2943, 3597, 3663, 4033, 7029, 7739, 7881, 10791, 10989, 12099, 21087, 23217, 23643, 28897, 32373, 36297, 44363, 69651, 70929, 85129, 86691, 108891, 133089, 208953, 255387, 260073, 286343, 399267, 766161, 780219, 859029, 1197801, 2298483, 2577087, 3149773, 7731261, 9449319, 28347957, 85043871]

約数ペア:

[(1, 85043871), (3, 28347957), (9, 9449319), (11, 7731261), (27, 3149773), (33, 2577087), (37, 2298483), (71, 1197801), (99, 859029), (109, 780219), (111, 766161), (213, 399267), (297, 286343), (327, 260073), (333, 255387), (407, 208953), (639, 133089), (781, 108891), (981, 86691), (999, 85129), (1199, 70929), (1221, 69651), (1917, 44363), (2343, 36297), (2627, 32373), (2943, 28897), (3597, 23643), (3663, 23217), (4033, 21087), (7029, 12099), (7739, 10989), (7881, 10791)]