12280785

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{283}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 21593088

約数和(自身を除く): 9312303

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 263, 283, 789, 849, 1315, 1415, 2893, 3113, 3945, 4245, 8679, 9339, 14465, 15565, 43395, 46695, 74429, 223287, 372145, 818719, 1116435, 2456157, 4093595, 12280785]

約数ペア:

[(1, 12280785), (3, 4093595), (5, 2456157), (11, 1116435), (15, 818719), (33, 372145), (55, 223287), (165, 74429), (263, 46695), (283, 43395), (789, 15565), (849, 14465), (1315, 9339), (1415, 8679), (2893, 4245), (3113, 3945)]