28908279

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{62981}}^1$

素因数の和:63007

約数の個数: 16

約数和(自身を含む): 45347040

約数和(自身を除く): 16438761

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 62981, 188943, 566829, 1070677, 1700487, 3212031, 9636093, 28908279]

約数ペア:

[(1, 28908279), (3, 9636093), (9, 3212031), (17, 1700487), (27, 1070677), (51, 566829), (153, 188943), (459, 62981)]