1969131879

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{90001}}^1$

素因数の和:90048

約数の個数: 48

約数和(自身を含む): 3538158624

約数和(自身を除く): 1569026745

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 99, 117, 143, 153, 187, 221, 429, 561, 663, 1287, 1683, 1989, 2431, 7293, 21879, 90001, 270003, 810009, 990011, 1170013, 1530017, 2970033, 3510039, 4590051, 8910099, 10530117, 12870143, 13770153, 16830187, 19890221, 38610429, 50490561, 59670663, 115831287, 151471683, 179011989, 218792431, 656377293, 1969131879]

約数ペア:

[(1, 1969131879), (3, 656377293), (9, 218792431), (11, 179011989), (13, 151471683), (17, 115831287), (33, 59670663), (39, 50490561), (51, 38610429), (99, 19890221), (117, 16830187), (143, 13770153), (153, 12870143), (187, 10530117), (221, 8910099), (429, 4590051), (561, 3510039), (663, 2970033), (1287, 1530017), (1683, 1170013), (1989, 990011), (2431, 810009), (7293, 270003), (21879, 90001)]