28034545

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{72817}}^1$

素因数の和:72840

約数の個数: 16

約数和(自身を含む): 41943168

約数和(自身を除く): 13908623

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 72817, 364085, 509719, 800987, 2548595, 4004935, 5606909, 28034545]

約数ペア:

[(1, 28034545), (5, 5606909), (7, 4004935), (11, 2548595), (35, 800987), (55, 509719), (77, 364085), (385, 72817)]