28055885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{39239}}^1$

素因数の和:39268

約数の個数: 16

約数和(自身を含む): 39553920

約数和(自身を除く): 11498035

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 39239, 196195, 431629, 510107, 2158145, 2550535, 5611177, 28055885]

約数ペア:

[(1, 28055885), (5, 5611177), (11, 2550535), (13, 2158145), (55, 510107), (65, 431629), (143, 196195), (715, 39239)]