1728778828

素因数分解:

$2^2\times 7^1\times {\mathrm{61742101}}^1$

素因数の和:61742112

約数の個数: 12

約数和(自身を含む): 3457557712

約数和(自身を除く): 1728778884

約数列:

[1, 2, 4, 7, 14, 28, 61742101, 123484202, 246968404, 432194707, 864389414, 1728778828]

約数ペア:

[(1, 1728778828), (2, 864389414), (4, 432194707), (7, 246968404), (14, 123484202), (28, 61742101)]