28421523

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{2999}}^1$

素因数の和:3030

約数の個数: 28

約数和(自身を含む): 45906000

約数和(自身を除く): 17484477

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 2999, 3159, 8997, 9477, 26991, 38987, 80973, 116961, 242919, 350883, 728757, 1052649, 2186271, 3157947, 9473841, 28421523]

約数ペア:

[(1, 28421523), (3, 9473841), (9, 3157947), (13, 2186271), (27, 1052649), (39, 728757), (81, 350883), (117, 242919), (243, 116961), (351, 80973), (729, 38987), (1053, 26991), (2999, 9477), (3159, 8997)]