28438739

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{677}}^1$

素因数の和:1054

約数の個数: 16

約数和(自身を含む): 34561728

約数和(自身を除く): 6122989

約数列:

[1, 7, 17, 119, 353, 677, 2471, 4739, 6001, 11509, 42007, 80563, 238981, 1672867, 4062677, 28438739]

約数ペア:

[(1, 28438739), (7, 4062677), (17, 1672867), (119, 238981), (353, 80563), (677, 42007), (2471, 11509), (4739, 6001)]