199641013

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2003}}^1$

素因数の和:2085

約数の個数: 32

約数和(自身を含む): 254524032

約数和(自身を除く): 54883019

約数列:

[1, 11, 13, 17, 41, 143, 187, 221, 451, 533, 697, 2003, 2431, 5863, 7667, 9061, 22033, 26039, 34051, 82123, 99671, 286429, 374561, 442663, 903353, 1067599, 1396091, 4869293, 11743589, 15357001, 18149183, 199641013]

約数ペア:

[(1, 199641013), (11, 18149183), (13, 15357001), (17, 11743589), (41, 4869293), (143, 1396091), (187, 1067599), (221, 903353), (451, 442663), (533, 374561), (697, 286429), (2003, 99671), (2431, 82123), (5863, 34051), (7667, 26039), (9061, 22033)]