28009795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1033}}^1$

素因数の和:1095

約数の個数: 32

約数和(自身を含む): 40201920

約数和(自身を除く): 12192125

約数列:

[1, 5, 11, 17, 29, 55, 85, 145, 187, 319, 493, 935, 1033, 1595, 2465, 5165, 5423, 11363, 17561, 27115, 29957, 56815, 87805, 149785, 193171, 329527, 509269, 965855, 1647635, 2546345, 5601959, 28009795]

約数ペア:

[(1, 28009795), (5, 5601959), (11, 2546345), (17, 1647635), (29, 965855), (55, 509269), (85, 329527), (145, 193171), (187, 149785), (319, 87805), (493, 56815), (935, 29957), (1033, 27115), (1595, 17561), (2465, 11363), (5165, 5423)]