1239804556

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{4365509}}^1$

素因数の和:4365584

約数の個数: 12

約数和(自身を含む): 2200217040

約数和(自身を除く): 960412484

約数列:

[1, 2, 4, 71, 142, 284, 4365509, 8731018, 17462036, 309951139, 619902278, 1239804556]

約数ペア:

[(1, 1239804556), (2, 619902278), (4, 309951139), (71, 17462036), (142, 8731018), (284, 4365509)]