7731261

素因数分解:

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

素因数の和:226

約数の個数: 32

約数和(自身を含む): 12038400

約数和(自身を除く): 4307139

約数列:

[1, 3, 9, 27, 37, 71, 109, 111, 213, 327, 333, 639, 981, 999, 1917, 2627, 2943, 4033, 7739, 7881, 12099, 23217, 23643, 36297, 69651, 70929, 108891, 208953, 286343, 859029, 2577087, 7731261]

約数ペア:

[(1, 7731261), (3, 2577087), (9, 859029), (27, 286343), (37, 208953), (71, 108891), (109, 70929), (111, 69651), (213, 36297), (327, 23643), (333, 23217), (639, 12099), (981, 7881), (999, 7739), (1917, 4033), (2627, 2943)]