180398456

素因数分解:

$2^3\times 7^1\times {\mathrm{3221401}}^1$

素因数の和:3221414

約数の個数: 16

約数和(自身を含む): 386568240

約数和(自身を除く): 206169784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 3221401, 6442802, 12885604, 22549807, 25771208, 45099614, 90199228, 180398456]

約数ペア:

[(1, 180398456), (2, 90199228), (4, 45099614), (7, 25771208), (8, 22549807), (14, 12885604), (28, 6442802), (56, 3221401)]