85207913

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{4817}}^1$

素因数の和:4869

約数の個数: 18

約数和(自身を含む): 104632506

約数和(自身を除く): 19424593

約数列:

[1, 7, 19, 49, 133, 361, 931, 2527, 4817, 17689, 33719, 91523, 236033, 640661, 1738937, 4484627, 12172559, 85207913]

約数ペア:

[(1, 85207913), (7, 12172559), (19, 4484627), (49, 1738937), (133, 640661), (361, 236033), (931, 91523), (2527, 33719), (4817, 17689)]