198657939

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{3461}}^1$

素因数の和:3555

約数の個数: 24

約数和(自身を含む): 284908752

約数和(自身を除く): 86250813

約数列:

[1, 3, 19, 53, 57, 159, 361, 1007, 1083, 3021, 3461, 10383, 19133, 57399, 65759, 183433, 197277, 550299, 1249421, 3485227, 3748263, 10455681, 66219313, 198657939]

約数ペア:

[(1, 198657939), (3, 66219313), (19, 10455681), (53, 3748263), (57, 3485227), (159, 1249421), (361, 550299), (1007, 197277), (1083, 183433), (3021, 65759), (3461, 57399), (10383, 19133)]