1285180514

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1\times {\mathrm{25639}}^1$

素因数の和:26065

約数の個数: 16

約数和(自身を含む): 1960536960

約数和(自身を除く): 675356446

約数列:

[1, 2, 71, 142, 353, 706, 25063, 25639, 50126, 51278, 1820369, 3640738, 9050567, 18101134, 642590257, 1285180514]

約数ペア:

[(1, 1285180514), (2, 642590257), (71, 18101134), (142, 9050567), (353, 3640738), (706, 1820369), (25063, 51278), (25639, 50126)]