199983495

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{784249}}^1$

素因数の和:784274

約数の個数: 16

約数和(自身を含む): 338796000

約数和(自身を除く): 138812505

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 784249, 2352747, 3921245, 11763735, 13332233, 39996699, 66661165, 199983495]

約数ペア:

[(1, 199983495), (3, 66661165), (5, 39996699), (15, 13332233), (17, 11763735), (51, 3921245), (85, 2352747), (255, 784249)]