12678655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{7949}}^1$

素因数の和:7994

約数の個数: 16

約数和(自身を含む): 17172000

約数和(自身を除く): 4493345

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 7949, 39745, 87439, 230521, 437195, 1152605, 2535731, 12678655]

約数ペア:

[(1, 12678655), (5, 2535731), (11, 1152605), (29, 437195), (55, 230521), (145, 87439), (319, 39745), (1595, 7949)]