210005805

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{208961}}^1$

素因数の和:209036

約数の個数: 16

約数和(自身を含む): 341025984

約数和(自身を除く): 131020179

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 208961, 626883, 1044805, 3134415, 14000387, 42001161, 70001935, 210005805]

約数ペア:

[(1, 210005805), (3, 70001935), (5, 42001161), (15, 14000387), (67, 3134415), (201, 1044805), (335, 626883), (1005, 208961)]