55071221

素因数分解:

${\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:424

約数の個数: 16

約数和(自身を含む): 58392576

約数和(自身を除く): 3321355

約数列:

[1, 31, 71, 131, 191, 2201, 4061, 5921, 9301, 13561, 25021, 288331, 420391, 775651, 1776491, 55071221]

約数ペア:

[(1, 55071221), (31, 1776491), (71, 775651), (131, 420391), (191, 288331), (2201, 25021), (4061, 13561), (5921, 9301)]