128643352

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{945907}}^1$

素因数の和:945930

約数の個数: 16

約数和(自身を含む): 255395160

約数和(自身を除く): 126751808

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 945907, 1891814, 3783628, 7567256, 16080419, 32160838, 64321676, 128643352]

約数ペア:

[(1, 128643352), (2, 64321676), (4, 32160838), (8, 16080419), (17, 7567256), (34, 3783628), (68, 1891814), (136, 945907)]