28876635

素因数分解:

$3^3\times 5^1\times {\mathrm{213901}}^1$

素因数の和:213915

約数の個数: 16

約数和(自身を含む): 51336480

約数和(自身を除く): 22459845

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 213901, 641703, 1069505, 1925109, 3208515, 5775327, 9625545, 28876635]

約数ペア:

[(1, 28876635), (3, 9625545), (5, 5775327), (9, 3208515), (15, 1925109), (27, 1069505), (45, 641703), (135, 213901)]