51862221

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{28669}}^1$

素因数の和:28745

約数の個数: 16

約数和(自身を含む): 77982400

約数和(自身を除く): 26120179

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 28669, 86007, 258021, 774063, 1920823, 5762469, 17287407, 51862221]

約数ペア:

[(1, 51862221), (3, 17287407), (9, 5762469), (27, 1920823), (67, 774063), (201, 258021), (603, 86007), (1809, 28669)]