81142311021

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{10295941}}^1$

素因数の和:10296052

約数の個数: 16

約数和(自身を含む): 112678789248

約数和(自身を除く): 31536478227

約数列:

[1, 3, 37, 71, 111, 213, 2627, 7881, 10295941, 30887823, 380949817, 731011811, 1142849451, 2193035433, 27047437007, 81142311021]

約数ペア:

[(1, 81142311021), (3, 27047437007), (37, 2193035433), (71, 1142849451), (111, 731011811), (213, 380949817), (2627, 30887823), (7881, 10295941)]