28385495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{3121}}^1$

素因数の和:3250

約数の個数: 16

約数和(自身を含む): 36415008

約数和(自身を除く): 8029513

約数列:

[1, 5, 17, 85, 107, 535, 1819, 3121, 9095, 15605, 53057, 265285, 333947, 1669735, 5677099, 28385495]

約数ペア:

[(1, 28385495), (5, 5677099), (17, 1669735), (85, 333947), (107, 265285), (535, 53057), (1819, 15605), (3121, 9095)]