28253722

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{106217}}^1$

素因数の和:106245

約数の個数: 16

約数和(自身を含む): 50984640

約数和(自身を除く): 22730918

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 106217, 212434, 743519, 1487038, 2018123, 4036246, 14126861, 28253722]

約数ペア:

[(1, 28253722), (2, 14126861), (7, 4036246), (14, 2018123), (19, 1487038), (38, 743519), (133, 212434), (266, 106217)]