28874565

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3709}}^1$

素因数の和:3893

約数の個数: 24

約数和(自身を含む): 50352120

約数和(自身を除く): 21477555

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 2595, 3709, 7785, 11127, 18545, 33381, 55635, 166905, 641657, 1924971, 3208285, 5774913, 9624855, 28874565]

約数ペア:

[(1, 28874565), (3, 9624855), (5, 5774913), (9, 3208285), (15, 1924971), (45, 641657), (173, 166905), (519, 55635), (865, 33381), (1557, 18545), (2595, 11127), (3709, 7785)]