28230849

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{2087}}^1$

素因数の和:2266

約数の個数: 20

約数和(自身を含む): 42444864

約数和(自身を除く): 14214015

約数列:

[1, 3, 9, 27, 81, 167, 501, 1503, 2087, 4509, 6261, 13527, 18783, 56349, 169047, 348529, 1045587, 3136761, 9410283, 28230849]

約数ペア:

[(1, 28230849), (3, 9410283), (9, 3136761), (27, 1045587), (81, 348529), (167, 169047), (501, 56349), (1503, 18783), (2087, 13527), (4509, 6261)]