28804885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{3109}}^1$

素因数の和:3240

約数の個数: 16

約数和(自身を含む): 36946800

約数和(自身を除く): 8141915

約数列:

[1, 5, 17, 85, 109, 545, 1853, 3109, 9265, 15545, 52853, 264265, 338881, 1694405, 5760977, 28804885]

約数ペア:

[(1, 28804885), (5, 5760977), (17, 1694405), (85, 338881), (109, 264265), (545, 52853), (1853, 15545), (3109, 9265)]