201997519185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{409}}^1\times {\mathrm{38873}}^1$

素因数の和:39319

約数の個数: 96

約数和(自身を含む): 407001450240

約数和(自身を除く): 205003931055

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 121, 165, 231, 363, 385, 409, 605, 847, 1155, 1227, 1815, 2045, 2541, 2863, 4235, 4499, 6135, 8589, 12705, 13497, 14315, 22495, 31493, 38873, 42945, 49489, 67485, 94479, 116619, 148467, 157465, 194365, 247445, 272111, 346423, 427603, 472395, 583095, 742335, 816333, 1039269, 1282809, 1360555, 1732115, 2138015, 2993221, 4081665, 4703633, 5196345, 6414045, 8979663, 14110899, 14966105, 15899057, 23518165, 32925431, 44898315, 47697171, 70554495, 79495285, 98776293, 111293399, 164627155, 174889627, 238485855, 333880197, 493881465, 524668881, 556466995, 874448135, 1224227389, 1669400985, 1923785897, 2623344405, 3672682167, 5771357691, 6121136945, 9618929485, 13466501279, 18363410835, 28856788455, 40399503837, 67332506395, 201997519185]

約数ペア:

[(1, 201997519185), (3, 67332506395), (5, 40399503837), (7, 28856788455), (11, 18363410835), (15, 13466501279), (21, 9618929485), (33, 6121136945), (35, 5771357691), (55, 3672682167), (77, 2623344405), (105, 1923785897), (121, 1669400985), (165, 1224227389), (231, 874448135), (363, 556466995), (385, 524668881), (409, 493881465), (605, 333880197), (847, 238485855), (1155, 174889627), (1227, 164627155), (1815, 111293399), (2045, 98776293), (2541, 79495285), (2863, 70554495), (4235, 47697171), (4499, 44898315), (6135, 32925431), (8589, 23518165), (12705, 15899057), (13497, 14966105), (14315, 14110899), (22495, 8979663), (31493, 6414045), (38873, 5196345), (42945, 4703633), (49489, 4081665), (67485, 2993221), (94479, 2138015), (116619, 1732115), (148467, 1360555), (157465, 1282809), (194365, 1039269), (247445, 816333), (272111, 742335), (346423, 583095), (427603, 472395)]