201775431

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 340139520

約数和(自身を除く): 138364089

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 73, 143, 187, 219, 221, 379, 429, 561, 663, 803, 949, 1137, 1241, 2409, 2431, 2847, 3723, 4169, 4927, 6443, 7293, 10439, 12507, 13651, 14781, 16133, 19329, 27667, 31317, 40953, 48399, 54197, 70873, 83001, 83759, 162591, 177463, 212619, 251277, 304337, 359671, 470339, 532389, 913011, 921349, 1079013, 1411017, 2764047, 3956381, 5173729, 6114407, 11869143, 15521187, 18343221, 67258477, 201775431]

約数ペア:

[(1, 201775431), (3, 67258477), (11, 18343221), (13, 15521187), (17, 11869143), (33, 6114407), (39, 5173729), (51, 3956381), (73, 2764047), (143, 1411017), (187, 1079013), (219, 921349), (221, 913011), (379, 532389), (429, 470339), (561, 359671), (663, 304337), (803, 251277), (949, 212619), (1137, 177463), (1241, 162591), (2409, 83759), (2431, 83001), (2847, 70873), (3723, 54197), (4169, 48399), (4927, 40953), (6443, 31317), (7293, 27667), (10439, 19329), (12507, 16133), (13651, 14781)]