199959876

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{1033}}^1$

素因数の和:1345

約数の個数: 72

約数和(自身を含む): 534453920

約数和(自身を除く): 334494044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 283, 342, 566, 684, 849, 1033, 1132, 1698, 2066, 2547, 3099, 3396, 4132, 5094, 5377, 6198, 9297, 10188, 10754, 12396, 16131, 18594, 19627, 21508, 32262, 37188, 39254, 48393, 58881, 64524, 78508, 96786, 117762, 176643, 193572, 235524, 292339, 353286, 584678, 706572, 877017, 1169356, 1754034, 2631051, 3508068, 5262102, 5554441, 10524204, 11108882, 16663323, 22217764, 33326646, 49989969, 66653292, 99979938, 199959876]

約数ペア:

[(1, 199959876), (2, 99979938), (3, 66653292), (4, 49989969), (6, 33326646), (9, 22217764), (12, 16663323), (18, 11108882), (19, 10524204), (36, 5554441), (38, 5262102), (57, 3508068), (76, 2631051), (114, 1754034), (171, 1169356), (228, 877017), (283, 706572), (342, 584678), (566, 353286), (684, 292339), (849, 235524), (1033, 193572), (1132, 176643), (1698, 117762), (2066, 96786), (2547, 78508), (3099, 64524), (3396, 58881), (4132, 48393), (5094, 39254), (5377, 37188), (6198, 32262), (9297, 21508), (10188, 19627), (10754, 18594), (12396, 16131)]