28690515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{91081}}^1$

素因数の和:91099

約数の個数: 24

約数和(自身を含む): 56835168

約数和(自身を除く): 28144653

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 91081, 273243, 455405, 637567, 819729, 1366215, 1912701, 3187835, 4098645, 5738103, 9563505, 28690515]

約数ペア:

[(1, 28690515), (3, 9563505), (5, 5738103), (7, 4098645), (9, 3187835), (15, 1912701), (21, 1366215), (35, 819729), (45, 637567), (63, 455405), (105, 273243), (315, 91081)]