2788045281

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{533189}}^1$

素因数の和:533285

約数の個数: 24

約数和(自身を含む): 4657947840

約数和(自身を除く): 1869902559

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 533189, 1599567, 3732323, 4798701, 11196969, 33590907, 44254687, 132764061, 309782809, 398292183, 929348427, 2788045281]

約数ペア:

[(1, 2788045281), (3, 929348427), (7, 398292183), (9, 309782809), (21, 132764061), (63, 44254687), (83, 33590907), (249, 11196969), (581, 4798701), (747, 3732323), (1743, 1599567), (5229, 533189)]