201044871

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{61879}}^1$

素因数の和:61923

約数の個数: 18

約数和(自身を含む): 306491640

約数和(自身を除く): 105446769

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 61879, 185637, 556911, 1175701, 3527103, 10581309, 22338319, 67014957, 201044871]

約数ペア:

[(1, 201044871), (3, 67014957), (9, 22338319), (19, 10581309), (57, 3527103), (171, 1175701), (361, 556911), (1083, 185637), (3249, 61879)]