28773755

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 35195904

約数和(自身を除く): 6422149

約数列:

[1, 5, 113, 127, 401, 565, 635, 2005, 14351, 45313, 50927, 71755, 226565, 254635, 5754751, 28773755]

約数ペア:

[(1, 28773755), (5, 5754751), (113, 254635), (127, 226565), (401, 71755), (565, 50927), (635, 45313), (2005, 14351)]