28354895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{11503}}^1$

素因数の和:11554

約数の個数: 16

約数和(自身を含む): 37272960

約数和(自身を除く): 8918065

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 11503, 57515, 195551, 333587, 977755, 1667935, 5670979, 28354895]

約数ペア:

[(1, 28354895), (5, 5670979), (17, 1667935), (29, 977755), (85, 333587), (145, 195551), (493, 57515), (2465, 11503)]