154498712

素因数分解:

$2^3\times {\mathrm{1999}}^1\times {\mathrm{9661}}^1$

素因数の和:11666

約数の個数: 16

約数和(自身を含む): 289860000

約数和(自身を除く): 135361288

約数列:

[1, 2, 4, 8, 1999, 3998, 7996, 9661, 15992, 19322, 38644, 77288, 19312339, 38624678, 77249356, 154498712]

約数ペア:

[(1, 154498712), (2, 77249356), (4, 38624678), (8, 19312339), (1999, 77288), (3998, 38644), (7996, 19322), (9661, 15992)]