28386171

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15091}}^1$

素因数の和:15127

約数の個数: 24

約数和(自身を含む): 47087040

約数和(自身を除く): 18700869

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 15091, 45273, 135819, 166001, 286729, 498003, 860187, 1494009, 2580561, 3154019, 9462057, 28386171]

約数ペア:

[(1, 28386171), (3, 9462057), (9, 3154019), (11, 2580561), (19, 1494009), (33, 860187), (57, 498003), (99, 286729), (171, 166001), (209, 135819), (627, 45273), (1881, 15091)]