206842581

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 337296960

約数和(自身を除く): 130454379

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 131, 369, 389, 393, 451, 1167, 1179, 1353, 1441, 3501, 4059, 4279, 4323, 5371, 12837, 12969, 15949, 16113, 38511, 47847, 48339, 50959, 59081, 143541, 152877, 175439, 177243, 458631, 526317, 531729, 560549, 1578951, 1681647, 2089319, 5044941, 6267957, 18803871, 22982509, 68947527, 206842581]

約数ペア:

[(1, 206842581), (3, 68947527), (9, 22982509), (11, 18803871), (33, 6267957), (41, 5044941), (99, 2089319), (123, 1681647), (131, 1578951), (369, 560549), (389, 531729), (393, 526317), (451, 458631), (1167, 177243), (1179, 175439), (1353, 152877), (1441, 143541), (3501, 59081), (4059, 50959), (4279, 48339), (4323, 47847), (5371, 38511), (12837, 16113), (12969, 15949)]