2008209795

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{21187}}^1$

素因数の和:21355

約数の個数: 32

約数和(自身を含む): 3295157760

約数和(自身を除く): 1286947965

約数列:

[1, 3, 5, 15, 71, 89, 213, 267, 355, 445, 1065, 1335, 6319, 18957, 21187, 31595, 63561, 94785, 105935, 317805, 1504277, 1885643, 4512831, 5656929, 7521385, 9428215, 22564155, 28284645, 133880653, 401641959, 669403265, 2008209795]

約数ペア:

[(1, 2008209795), (3, 669403265), (5, 401641959), (15, 133880653), (71, 28284645), (89, 22564155), (213, 9428215), (267, 7521385), (355, 5656929), (445, 4512831), (1065, 1885643), (1335, 1504277), (6319, 317805), (18957, 105935), (21187, 94785), (31595, 63561)]