1273403090

素因数分解:

$2^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{255191}}^1$

素因数の和:255697

約数の個数: 16

約数和(自身を含む): 2296728000

約数和(自身を除く): 1023324910

約数列:

[1, 2, 5, 10, 499, 998, 2495, 4990, 255191, 510382, 1275955, 2551910, 127340309, 254680618, 636701545, 1273403090]

約数ペア:

[(1, 1273403090), (2, 636701545), (5, 254680618), (10, 127340309), (499, 2551910), (998, 1275955), (2495, 510382), (4990, 255191)]