421543491

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{16421}}^1$

素因数の和:16666

約数の個数: 16

約数和(自身を含む): 578054400

約数和(自身を除く): 156510909

約数列:

[1, 3, 43, 129, 199, 597, 8557, 16421, 25671, 49263, 706103, 2118309, 3267779, 9803337, 140514497, 421543491]

約数ペア:

[(1, 421543491), (3, 140514497), (43, 9803337), (129, 3267779), (199, 2118309), (597, 706103), (8557, 49263), (16421, 25671)]