28691253

素因数分解:

$3^8\times {\mathrm{4373}}^1$

素因数の和:4397

約数の個数: 18

約数和(自身を含む): 43044534

約数和(自身を除く): 14353281

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 4373, 6561, 13119, 39357, 118071, 354213, 1062639, 3187917, 9563751, 28691253]

約数ペア:

[(1, 28691253), (3, 9563751), (9, 3187917), (27, 1062639), (81, 354213), (243, 118071), (729, 39357), (2187, 13119), (4373, 6561)]