157225397

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{1721}}^1$

素因数の和:2180

約数の個数: 16

約数和(自身を含む): 186031104

約数和(自身を除く): 28805707

約数列:

[1, 7, 31, 217, 421, 1721, 2947, 12047, 13051, 53351, 91357, 373457, 724541, 5071787, 22460771, 157225397]

約数ペア:

[(1, 157225397), (7, 22460771), (31, 5071787), (217, 724541), (421, 373457), (1721, 91357), (2947, 53351), (12047, 13051)]