208403799

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{479}}^1$

素因数の和:967

約数の個数: 32

約数和(自身を含む): 311040000

約数和(自身を除く): 102636201

約数列:

[1, 3, 17, 19, 51, 57, 323, 449, 479, 969, 1347, 1437, 7633, 8143, 8531, 9101, 22899, 24429, 25593, 27303, 145027, 154717, 215071, 435081, 464151, 645213, 3656207, 4086349, 10968621, 12259047, 69467933, 208403799]

約数ペア:

[(1, 208403799), (3, 69467933), (17, 12259047), (19, 10968621), (51, 4086349), (57, 3656207), (323, 645213), (449, 464151), (479, 435081), (969, 215071), (1347, 154717), (1437, 145027), (7633, 27303), (8143, 25593), (8531, 24429), (9101, 22899)]