15120777

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23227}}^1$

素因数の和:23268

約数の個数: 16

約数和(自身を含む): 23785472

約数和(自身を除く): 8664695

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 23227, 69681, 162589, 487767, 720037, 2160111, 5040259, 15120777]

約数ペア:

[(1, 15120777), (3, 5040259), (7, 2160111), (21, 720037), (31, 487767), (93, 162589), (217, 69681), (651, 23227)]