81971134

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{46103}}^1$

素因数の和:46239

約数の個数: 16

約数和(自身を含む): 141631488

約数和(自身を除く): 59660354

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 46103, 92206, 322721, 645442, 5855081, 11710162, 40985567, 81971134]

約数ペア:

[(1, 81971134), (2, 40985567), (7, 11710162), (14, 5855081), (127, 645442), (254, 322721), (889, 92206), (1778, 46103)]