31436139

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1207

約数の個数: 32

約数和(自身を含む): 50642944

約数和(自身を除く): 19206805

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 217, 301, 651, 903, 1123, 1333, 3369, 3999, 7861, 9331, 23583, 27993, 34813, 48289, 104439, 144867, 243691, 338023, 731073, 1014069, 1496959, 4490877, 10478713, 31436139]

約数ペア:

[(1, 31436139), (3, 10478713), (7, 4490877), (21, 1496959), (31, 1014069), (43, 731073), (93, 338023), (129, 243691), (217, 144867), (301, 104439), (651, 48289), (903, 34813), (1123, 27993), (1333, 23583), (3369, 9331), (3999, 7861)]