7389081

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6173}}^1$

素因数の和:6205

約数の個数: 24

約数和(自身を含む): 12841920

約数和(自身を除く): 5452839

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 6173, 18519, 43211, 55557, 117287, 129633, 351861, 388899, 821009, 1055583, 2463027, 7389081]

約数ペア:

[(1, 7389081), (3, 2463027), (7, 1055583), (9, 821009), (19, 388899), (21, 351861), (57, 129633), (63, 117287), (133, 55557), (171, 43211), (399, 18519), (1197, 6173)]