212903892

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2909}}^1$

素因数の和:3045

約数の個数: 72

約数和(自身を含む): 571989600

約数和(自身を除く): 359085708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 107, 114, 171, 214, 228, 321, 342, 428, 642, 684, 963, 1284, 1926, 2033, 2909, 3852, 4066, 5818, 6099, 8132, 8727, 11636, 12198, 17454, 18297, 24396, 26181, 34908, 36594, 52362, 55271, 73188, 104724, 110542, 165813, 221084, 311263, 331626, 497439, 622526, 663252, 933789, 994878, 1245052, 1867578, 1989756, 2801367, 3735156, 5602734, 5913997, 11205468, 11827994, 17741991, 23655988, 35483982, 53225973, 70967964, 106451946, 212903892]

約数ペア:

[(1, 212903892), (2, 106451946), (3, 70967964), (4, 53225973), (6, 35483982), (9, 23655988), (12, 17741991), (18, 11827994), (19, 11205468), (36, 5913997), (38, 5602734), (57, 3735156), (76, 2801367), (107, 1989756), (114, 1867578), (171, 1245052), (214, 994878), (228, 933789), (321, 663252), (342, 622526), (428, 497439), (642, 331626), (684, 311263), (963, 221084), (1284, 165813), (1926, 110542), (2033, 104724), (2909, 73188), (3852, 55271), (4066, 52362), (5818, 36594), (6099, 34908), (8132, 26181), (8727, 24396), (11636, 18297), (12198, 17454)]