161819810105

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{4699283}}^1$

素因数の和:4699456

約数の個数: 16

約数和(自身を含む): 198948887424

約数和(自身を除く): 37129077319

約数列:

[1, 5, 71, 97, 355, 485, 6887, 34435, 4699283, 23496415, 333649093, 455830451, 1668245465, 2279152255, 32363962021, 161819810105]

約数ペア:

[(1, 161819810105), (5, 32363962021), (71, 2279152255), (97, 1668245465), (355, 455830451), (485, 333649093), (6887, 23496415), (34435, 4699283)]