28056145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{661}}^1$

素因数の和:1332

約数の個数: 16

約数和(自身を含む): 36367632

約数和(自身を除く): 8311487

約数列:

[1, 5, 13, 65, 653, 661, 3265, 3305, 8489, 8593, 42445, 42965, 431633, 2158165, 5611229, 28056145]

約数ペア:

[(1, 28056145), (5, 5611229), (13, 2158165), (65, 431633), (653, 42965), (661, 42445), (3265, 8593), (3305, 8489)]