129781626

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1663867}}^1$

素因数の和:1663885

約数の個数: 16

約数和(自身を含む): 279529824

約数和(自身を除く): 149748198

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1663867, 3327734, 4991601, 9983202, 21630271, 43260542, 64890813, 129781626]

約数ペア:

[(1, 129781626), (2, 64890813), (3, 43260542), (6, 21630271), (13, 9983202), (26, 4991601), (39, 3327734), (78, 1663867)]