66321437

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 88526592

約数和(自身を除く): 22205155

約数列:

[1, 7, 13, 17, 43, 91, 119, 221, 301, 559, 731, 997, 1547, 3913, 5117, 6979, 9503, 12961, 16949, 42871, 66521, 90727, 118643, 220337, 300097, 557323, 728807, 1542359, 3901261, 5101649, 9474491, 66321437]

約数ペア:

[(1, 66321437), (7, 9474491), (13, 5101649), (17, 3901261), (43, 1542359), (91, 728807), (119, 557323), (221, 300097), (301, 220337), (559, 118643), (731, 90727), (997, 66521), (1547, 42871), (3913, 16949), (5117, 12961), (6979, 9503)]