2898585

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:455

約数の個数: 40

約数和(自身を含む): 5514696

約数和(自身を除く): 2616111

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 421, 459, 765, 1263, 1377, 2105, 2295, 3789, 6315, 6885, 7157, 11367, 18945, 21471, 34101, 35785, 56835, 64413, 107355, 170505, 193239, 322065, 579717, 966195, 2898585]

約数ペア:

[(1, 2898585), (3, 966195), (5, 579717), (9, 322065), (15, 193239), (17, 170505), (27, 107355), (45, 64413), (51, 56835), (81, 35785), (85, 34101), (135, 21471), (153, 18945), (255, 11367), (405, 7157), (421, 6885), (459, 6315), (765, 3789), (1263, 2295), (1377, 2105)]