28875741

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 43130880

約数和(自身を除く): 14255139

約数列:

[1, 3, 17, 23, 51, 69, 103, 239, 309, 391, 717, 1173, 1751, 2369, 4063, 5253, 5497, 7107, 12189, 16491, 24617, 40273, 73851, 93449, 120819, 280347, 418489, 566191, 1255467, 1698573, 9625247, 28875741]

約数ペア:

[(1, 28875741), (3, 9625247), (17, 1698573), (23, 1255467), (51, 566191), (69, 418489), (103, 280347), (239, 120819), (309, 93449), (391, 73851), (717, 40273), (1173, 24617), (1751, 16491), (2369, 12189), (4063, 7107), (5253, 5497)]