201797841

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{505759}}^1$

素因数の和:505788

約数の個数: 16

約数和(自身を含む): 323686400

約数和(自身を除く): 121888559

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 505759, 1517277, 3540313, 9609421, 10620939, 28828263, 67265947, 201797841]

約数ペア:

[(1, 201797841), (3, 67265947), (7, 28828263), (19, 10620939), (21, 9609421), (57, 3540313), (133, 1517277), (399, 505759)]