28304185

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{62207}}^1$

素因数の和:62232

約数の個数: 16

約数和(自身を含む): 41803776

約数和(自身を除く): 13499591

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 62207, 311035, 435449, 808691, 2177245, 4043455, 5660837, 28304185]

約数ペア:

[(1, 28304185), (5, 5660837), (7, 4043455), (13, 2177245), (35, 808691), (65, 435449), (91, 311035), (455, 62207)]