161180159

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{20431}}^1$

素因数の和:20475

約数の個数: 16

約数和(自身を含む): 196147200

約数和(自身を除く): 34967041

約数列:

[1, 7, 23, 49, 161, 343, 1127, 7889, 20431, 143017, 469913, 1001119, 3289391, 7007833, 23025737, 161180159]

約数ペア:

[(1, 161180159), (7, 23025737), (23, 7007833), (49, 3289391), (161, 1001119), (343, 469913), (1127, 143017), (7889, 20431)]