161401247

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2729}}^1$

素因数の和:2831

約数の個数: 24

約数和(自身を含む): 201670560

約数和(自身を除く): 40269313

約数列:

[1, 7, 17, 49, 71, 119, 497, 833, 1207, 2729, 3479, 8449, 19103, 46393, 59143, 133721, 193759, 324751, 1356313, 2273257, 3293903, 9494191, 23057321, 161401247]

約数ペア:

[(1, 161401247), (7, 23057321), (17, 9494191), (49, 3293903), (71, 2273257), (119, 1356313), (497, 324751), (833, 193759), (1207, 133721), (2729, 59143), (3479, 46393), (8449, 19103)]