1278808

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{9403}}^1$

素因数の和:9426

約数の個数: 16

約数和(自身を含む): 2539080

約数和(自身を除く): 1260272

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 9403, 18806, 37612, 75224, 159851, 319702, 639404, 1278808]

約数ペア:

[(1, 1278808), (2, 639404), (4, 319702), (8, 159851), (17, 75224), (34, 37612), (68, 18806), (136, 9403)]