387156681

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{605879}}^1$

素因数の和:605956

約数の個数: 12

約数和(自身を含む): 567103680

約数和(自身を除く): 179946999

約数列:

[1, 3, 9, 71, 213, 639, 605879, 1817637, 5452911, 43017409, 129052227, 387156681]

約数ペア:

[(1, 387156681), (3, 129052227), (9, 43017409), (71, 5452911), (213, 1817637), (639, 605879)]