27971919

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 44280000

約数和(自身を除く): 16308081

約数列:

[1, 3, 9, 17, 27, 51, 149, 153, 409, 447, 459, 1227, 1341, 2533, 3681, 4023, 6953, 7599, 11043, 20859, 22797, 60941, 62577, 68391, 182823, 187731, 548469, 1035997, 1645407, 3107991, 9323973, 27971919]

約数ペア:

[(1, 27971919), (3, 9323973), (9, 3107991), (17, 1645407), (27, 1035997), (51, 548469), (149, 187731), (153, 182823), (409, 68391), (447, 62577), (459, 60941), (1227, 22797), (1341, 20859), (2533, 11043), (3681, 7599), (4023, 6953)]