28439538

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{278819}}^1$

素因数の和:278841

約数の個数: 16

約数和(自身を含む): 60225120

約数和(自身を除く): 31785582

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 278819, 557638, 836457, 1672914, 4739923, 9479846, 14219769, 28439538]

約数ペア:

[(1, 28439538), (2, 14219769), (3, 9479846), (6, 4739923), (17, 1672914), (34, 836457), (51, 557638), (102, 278819)]