2788897527

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{15923}}^1$

素因数の和:16444

約数の個数: 32

約数和(自身を含む): 4458720000

約数和(自身を除く): 1669822473

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 499, 1497, 4491, 6487, 13473, 15923, 19461, 47769, 58383, 143307, 175149, 206999, 429921, 620997, 1862991, 5588973, 7945577, 23836731, 71510193, 103292501, 214530579, 309877503, 929632509, 2788897527]

約数ペア:

[(1, 2788897527), (3, 929632509), (9, 309877503), (13, 214530579), (27, 103292501), (39, 71510193), (117, 23836731), (351, 7945577), (499, 5588973), (1497, 1862991), (4491, 620997), (6487, 429921), (13473, 206999), (15923, 175149), (19461, 143307), (47769, 58383)]