127975281

素因数分解:

$3^1\times 7^1\times {\mathrm{1721}}^1\times {\mathrm{3541}}^1$

素因数の和:5272

約数の個数: 16

約数和(自身を含む): 195178368

約数和(自身を除く): 67203087

約数列:

[1, 3, 7, 21, 1721, 3541, 5163, 10623, 12047, 24787, 36141, 74361, 6094061, 18282183, 42658427, 127975281]

約数ペア:

[(1, 127975281), (3, 42658427), (7, 18282183), (21, 6094061), (1721, 74361), (3541, 36141), (5163, 24787), (10623, 12047)]