1280451186

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199261}}^1$

素因数の和:199296

約数の個数: 64

約数和(自身を含む): 3443247360

約数和(自身を除く): 2162796174

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 102, 119, 126, 153, 189, 238, 306, 357, 378, 459, 714, 918, 1071, 2142, 3213, 6426, 199261, 398522, 597783, 1195566, 1394827, 1793349, 2789654, 3387437, 3586698, 4184481, 5380047, 6774874, 8368962, 10162311, 10760094, 12553443, 20324622, 23712059, 25106886, 30486933, 37660329, 47424118, 60973866, 71136177, 75320658, 91460799, 142272354, 182921598, 213408531, 426817062, 640225593, 1280451186]

約数ペア:

[(1, 1280451186), (2, 640225593), (3, 426817062), (6, 213408531), (7, 182921598), (9, 142272354), (14, 91460799), (17, 75320658), (18, 71136177), (21, 60973866), (27, 47424118), (34, 37660329), (42, 30486933), (51, 25106886), (54, 23712059), (63, 20324622), (102, 12553443), (119, 10760094), (126, 10162311), (153, 8368962), (189, 6774874), (238, 5380047), (306, 4184481), (357, 3586698), (378, 3387437), (459, 2789654), (714, 1793349), (918, 1394827), (1071, 1195566), (2142, 597783), (3213, 398522), (6426, 199261)]