28787589

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{15017}}^1$

素因数の和:15097

約数の個数: 16

約数和(自身を含む): 43251840

約数和(自身を除く): 14464251

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 15017, 45051, 135153, 405459, 1066207, 3198621, 9595863, 28787589]

約数ペア:

[(1, 28787589), (3, 9595863), (9, 3198621), (27, 1066207), (71, 405459), (213, 135153), (639, 45051), (1917, 15017)]