42855547

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:451

約数の個数: 24

約数和(自身を含む): 52202880

約数和(自身を除く): 9347333

約数列:

[1, 7, 31, 49, 89, 217, 317, 623, 1519, 2219, 2759, 4361, 9827, 15533, 19313, 28213, 68789, 135191, 197491, 481523, 874603, 1382437, 6122221, 42855547]

約数ペア:

[(1, 42855547), (7, 6122221), (31, 1382437), (49, 874603), (89, 481523), (217, 197491), (317, 135191), (623, 68789), (1519, 28213), (2219, 19313), (2759, 15533), (4361, 9827)]