28187445

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{773}}^1$

素因数の和:822

約数の個数: 64

約数和(自身を含む): 56173824

約数和(自身を除く): 27986379

約数列:

[1, 3, 5, 11, 13, 15, 17, 33, 39, 51, 55, 65, 85, 143, 165, 187, 195, 221, 255, 429, 561, 663, 715, 773, 935, 1105, 2145, 2319, 2431, 2805, 3315, 3865, 7293, 8503, 10049, 11595, 12155, 13141, 25509, 30147, 36465, 39423, 42515, 50245, 65705, 110539, 127545, 144551, 150735, 170833, 197115, 331617, 433653, 512499, 552695, 722755, 854165, 1658085, 1879163, 2168265, 2562495, 5637489, 9395815, 28187445]

約数ペア:

[(1, 28187445), (3, 9395815), (5, 5637489), (11, 2562495), (13, 2168265), (15, 1879163), (17, 1658085), (33, 854165), (39, 722755), (51, 552695), (55, 512499), (65, 433653), (85, 331617), (143, 197115), (165, 170833), (187, 150735), (195, 144551), (221, 127545), (255, 110539), (429, 65705), (561, 50245), (663, 42515), (715, 39423), (773, 36465), (935, 30147), (1105, 25509), (2145, 13141), (2319, 12155), (2431, 11595), (2805, 10049), (3315, 8503), (3865, 7293)]