677468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 1315440

約数和(自身を除く): 637972

約数列:

[1, 2, 4, 11, 22, 44, 89, 173, 178, 346, 356, 692, 979, 1903, 1958, 3806, 3916, 7612, 15397, 30794, 61588, 169367, 338734, 677468]

約数ペア:

[(1, 677468), (2, 338734), (4, 169367), (11, 61588), (22, 30794), (44, 15397), (89, 7612), (173, 3916), (178, 3806), (346, 1958), (356, 1903), (692, 979)]