16993455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 29113344

約数和(自身を除く): 12119889

約数列:

[1, 3, 5, 15, 17, 51, 85, 103, 255, 309, 515, 647, 1545, 1751, 1941, 3235, 5253, 8755, 9705, 10999, 26265, 32997, 54995, 66641, 164985, 199923, 333205, 999615, 1132897, 3398691, 5664485, 16993455]

約数ペア:

[(1, 16993455), (3, 5664485), (5, 3398691), (15, 1132897), (17, 999615), (51, 333205), (85, 199923), (103, 164985), (255, 66641), (309, 54995), (515, 32997), (647, 26265), (1545, 10999), (1751, 9705), (1941, 8755), (3235, 5253)]