199896543

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4889}}^1$

素因数の和:4972

約数の個数: 48

約数和(自身を含む): 366163200

約数和(自身を除く): 166266657

約数列:

[1, 3, 7, 9, 11, 21, 33, 59, 63, 77, 99, 177, 231, 413, 531, 649, 693, 1239, 1947, 3717, 4543, 4889, 5841, 13629, 14667, 34223, 40887, 44001, 53779, 102669, 161337, 288451, 308007, 376453, 484011, 865353, 1129359, 2019157, 2596059, 3172961, 3388077, 6057471, 9518883, 18172413, 22210727, 28556649, 66632181, 199896543]

約数ペア:

[(1, 199896543), (3, 66632181), (7, 28556649), (9, 22210727), (11, 18172413), (21, 9518883), (33, 6057471), (59, 3388077), (63, 3172961), (77, 2596059), (99, 2019157), (177, 1129359), (231, 865353), (413, 484011), (531, 376453), (649, 308007), (693, 288451), (1239, 161337), (1947, 102669), (3717, 53779), (4543, 44001), (4889, 40887), (5841, 34223), (13629, 14667)]