28703410

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{21911}}^1$

素因数の和:22049

約数の個数: 16

約数和(自身を含む): 52062912

約数和(自身を除く): 23359502

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 21911, 43822, 109555, 219110, 2870341, 5740682, 14351705, 28703410]

約数ペア:

[(1, 28703410), (2, 14351705), (5, 5740682), (10, 2870341), (131, 219110), (262, 109555), (655, 43822), (1310, 21911)]