81401944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{782711}}^1$

素因数の和:782730

約数の個数: 16

約数和(自身を含む): 164369520

約数和(自身を除く): 82967576

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 782711, 1565422, 3130844, 6261688, 10175243, 20350486, 40700972, 81401944]

約数ペア:

[(1, 81401944), (2, 40700972), (4, 20350486), (8, 10175243), (13, 6261688), (26, 3130844), (52, 1565422), (104, 782711)]