28256045

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:556

約数の個数: 16

約数和(自身を含む): 34499520

約数和(自身を除く): 6243475

約数列:

[1, 5, 131, 179, 241, 655, 895, 1205, 23449, 31571, 43139, 117245, 157855, 215695, 5651209, 28256045]

約数ペア:

[(1, 28256045), (5, 5651209), (131, 215695), (179, 157855), (241, 117245), (655, 43139), (895, 31571), (1205, 23449)]