280147294

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{377557}}^1$

素因数の和:377619

約数の個数: 16

約数和(自身を含む): 489315168

約数和(自身を除く): 209167874

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 377557, 755114, 2642899, 5285798, 20010521, 40021042, 140073647, 280147294]

約数ペア:

[(1, 280147294), (2, 140073647), (7, 40021042), (14, 20010521), (53, 5285798), (106, 2642899), (371, 755114), (742, 377557)]