83928131

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{653}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 101694384

約数和(自身を除く): 17766253

約数列:

[1, 7, 43, 49, 61, 301, 427, 653, 2107, 2623, 2989, 4571, 18361, 28079, 31997, 39833, 128527, 196553, 278831, 1375871, 1712819, 1951817, 11989733, 83928131]

約数ペア:

[(1, 83928131), (7, 11989733), (43, 1951817), (49, 1712819), (61, 1375871), (301, 278831), (427, 196553), (653, 128527), (2107, 39833), (2623, 31997), (2989, 28079), (4571, 18361)]