256272008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1884353}}^1$

素因数の和:1884376

約数の個数: 16

約数和(自身を含む): 508775580

約数和(自身を除く): 252503572

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1884353, 3768706, 7537412, 15074824, 32034001, 64068002, 128136004, 256272008]

約数ペア:

[(1, 256272008), (2, 128136004), (4, 64068002), (8, 32034001), (17, 15074824), (34, 7537412), (68, 3768706), (136, 1884353)]