28408503

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:734

約数の個数: 16

約数和(自身を含む): 38486016

約数和(自身を除く): 10077513

約数列:

[1, 3, 127, 173, 381, 431, 519, 1293, 21971, 54737, 65913, 74563, 164211, 223689, 9469501, 28408503]

約数ペア:

[(1, 28408503), (3, 9469501), (127, 223689), (173, 164211), (381, 74563), (431, 65913), (519, 54737), (1293, 21971)]