215758890977

素因数分解:

$7^2\times {\mathrm{1607}}^1\times {\mathrm{2740039}}^1$

素因数の和:2741660

約数の個数: 12

約数和(自身を含む): 251141106240

約数和(自身を除く): 35382215263

約数列:

[1, 7, 49, 1607, 11249, 78743, 2740039, 19180273, 134261911, 4403242673, 30822698711, 215758890977]

約数ペア:

[(1, 215758890977), (7, 30822698711), (49, 4403242673), (1607, 134261911), (11249, 19180273), (78743, 2740039)]