918385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 16

約数和(自身を含む): 1209600

約数和(自身を除く): 291215

約数列:

[1, 5, 13, 65, 71, 199, 355, 923, 995, 2587, 4615, 12935, 14129, 70645, 183677, 918385]

約数ペア:

[(1, 918385), (5, 183677), (13, 70645), (65, 14129), (71, 12935), (199, 4615), (355, 2587), (923, 995)]