7800016

素因数分解:

$2^4\times 7^2\times {\mathrm{9949}}^1$

素因数の和:9971

約数の個数: 30

約数和(自身を含む): 17581650

約数和(自身を除く): 9781634

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 9949, 19898, 39796, 69643, 79592, 139286, 159184, 278572, 487501, 557144, 975002, 1114288, 1950004, 3900008, 7800016]

約数ペア:

[(1, 7800016), (2, 3900008), (4, 1950004), (7, 1114288), (8, 975002), (14, 557144), (16, 487501), (28, 278572), (49, 159184), (56, 139286), (98, 79592), (112, 69643), (196, 39796), (392, 19898), (784, 9949)]