209076385

素因数分解:

$5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{6229}}^1$

素因数の和:6385

約数の個数: 24

約数和(自身を含む): 294031080

約数和(自身を除く): 84954695

約数列:

[1, 5, 7, 35, 49, 137, 245, 685, 959, 4795, 6229, 6713, 31145, 33565, 43603, 218015, 305221, 853373, 1526105, 4266865, 5973611, 29868055, 41815277, 209076385]

約数ペア:

[(1, 209076385), (5, 41815277), (7, 29868055), (35, 5973611), (49, 4266865), (137, 1526105), (245, 853373), (685, 305221), (959, 218015), (4795, 43603), (6229, 33565), (6713, 31145)]