28145265

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{18217}}^1$

素因数の和:18328

約数の個数: 16

約数和(自身を含む): 45472128

約数和(自身を除く): 17326863

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 18217, 54651, 91085, 273255, 1876351, 5629053, 9381755, 28145265]

約数ペア:

[(1, 28145265), (3, 9381755), (5, 5629053), (15, 1876351), (103, 273255), (309, 91085), (515, 54651), (1545, 18217)]