2161569221

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1\times {\mathrm{8423}}^1$

素因数の和:9092

約数の個数: 16

約数和(自身を含む): 2515339008

約数和(自身を除く): 353769787

約数列:

[1, 7, 61, 427, 601, 4207, 8423, 36661, 58961, 256627, 513803, 3596621, 5062223, 35435561, 308795603, 2161569221]

約数ペア:

[(1, 2161569221), (7, 308795603), (61, 35435561), (427, 5062223), (601, 3596621), (4207, 513803), (8423, 256627), (36661, 58961)]