1291889091

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{35059}}^1$

素因数の和:35306

約数の個数: 16

約数和(自身を含む): 1756926720

約数和(自身を除く): 465037629

約数列:

[1, 3, 71, 173, 213, 519, 12283, 35059, 36849, 105177, 2489189, 6065207, 7467567, 18195621, 430629697, 1291889091]

約数ペア:

[(1, 1291889091), (3, 430629697), (71, 18195621), (173, 7467567), (213, 6065207), (519, 2489189), (12283, 105177), (35059, 36849)]